Merge pull request #118 from metal3d/develop

Develop
2025-06-04 15:22:09 +02:00
parent ba0ae1bc60 d94bb8ac32
commit 7d46435ba2
27 changed files with 346 additions and 200 deletions
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -0,0 +1,26 @@
+version: "2"
+run:
+  issues-exit-code: 1
+linters:
+  enabled:
+  - unused
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+      - "(.+)_test.go"
+formatters:
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+      - "(.+)_test.go"
--- a/cmd/katenary/main.go
+++ b/cmd/katenary/main.go
@@ -10,6 +10,7 @@ import (
 	"katenary/generator/katenaryfile"
 	"katenary/generator/labels"
 	"katenary/utils"
+	"log"
 	"os"
 	"strings"

@@ -24,7 +25,10 @@ Each [command] and subcommand has got an "help" and "--help" flag to show more i

 func main() {
 	rootCmd := buildRootCmd()
-	rootCmd.Execute()
+
+	if err := rootCmd.Execute(); err != nil {
+		log.Fatal(err)
+	}
 }

 func buildRootCmd() *cobra.Command {
@@ -97,26 +101,26 @@ func generateCompletionCommand(name string) *cobra.Command {
 		Args:                  cobra.MatchAll(cobra.ExactArgs(1), cobra.OnlyValidArgs),
 		Short:                 "Generates completion scripts",
 		Long:                  fmt.Sprintf(completionHelp, name),
-		Run: func(cmd *cobra.Command, args []string) {
+		RunE: func(cmd *cobra.Command, args []string) error {
 			if len(args) == 0 {
-				cmd.Help()
-				return
+				return cmd.Help()
 			}
 			switch args[0] {
 			case "bash":
 				// get the bash version
 				if cmd.Flags().Changed("bash-v1") {
-					cmd.Root().GenBashCompletion(os.Stdout)
-					return
+					return cmd.Root().GenBashCompletion(os.Stdout)
 				}
-				cmd.Root().GenBashCompletionV2(os.Stdout, true)
+				return cmd.Root().GenBashCompletionV2(os.Stdout, true)
 			case "zsh":
-				cmd.Root().GenZshCompletion(os.Stdout)
+				return cmd.Root().GenZshCompletion(os.Stdout)
 			case "fish":
-				cmd.Root().GenFishCompletion(os.Stdout, true)
+				return cmd.Root().GenFishCompletion(os.Stdout, true)
 			case "powershell":
-				cmd.Root().GenPowerShellCompletion(os.Stdout)
+				return cmd.Root().GenPowerShellCompletion(os.Stdout)
 			}
+
+			return fmt.Errorf("unknown completion type: %s", args[0])
 		},
 	}

--- a/doc/docs/.markdownlint.yaml
+++ b/doc/docs/.markdownlint.yaml
@@ -0,0 +1,5 @@
+MD012: false
+MD013: false
+MD022: false
+MD033: false
+MD046: false
--- a/doc/docs/labels.md
+++ b/doc/docs/labels.md
@@ -37,8 +37,8 @@ Add files to the configmap.

 **Type**:  `[]string`

-It makes a file or directory to be converted to one or more ConfigMaps 
-and mounted in the pod. The file or directory is relative to the 
+It makes a file or directory to be converted to one or more ConfigMaps
+and mounted in the pod. The file or directory is relative to the
 service directory.

 If it is a directory, all files inside it are added to the ConfigMap.
@@ -47,7 +47,7 @@ If the directory as subdirectories, so one configmap per subpath are created.

 !!! Warning
    It is not intended to be used to store an entire project in configmaps.
-    It is intended to be used to store configuration files that are not managed 
+    It is intended to be used to store configuration files that are not managed
    by the application, like nginx configuration files. Keep in mind that your
    project sources should be stored in an application image or in a storage.

@@ -61,7 +61,6 @@ labels:
    - ./conf.d
 ```

-
 ### katenary.v3/cronjob

 Create a cronjob from the service.
@@ -71,8 +70,9 @@ Create a cronjob from the service.
 This adds a cronjob to the chart.

 The label value is a YAML object with the following attributes:
- command: the command to be executed 
- schedule: the cron schedule (cron format or @every where "every" is a 
+
+- command: the command to be executed
+- schedule: the cron schedule (cron format or @every where "every" is a
  duration like 1h30m, daily, hourly...)
 - rbac: false (optionnal), if true, it will create a role, a rolebinding and
  a serviceaccount to make your cronjob able to connect the Kubernetes API
@@ -86,15 +86,14 @@ labels:
        schedule: "* */1 * * *" # or @hourly for example
 ```

-
 ### katenary.v3/dependencies

 Add Helm dependencies to the service.

 **Type**:  `[]object`

-Set the service to be, actually, a Helm dependency. This means that the 
-service will not be exported as template. The dependencies are added to 
+Set the service to be, actually, a Helm dependency. This means that the
+service will not be exported as template. The dependencies are added to
 the Chart.yaml file and the values are added to the values.yaml file.

 It's a list of objects with the following attributes:
@@ -106,12 +105,12 @@ It's a list of objects with the following attributes:

 !!! Info
    Katenary doesn't update the helm depenedencies by default.
-    
+
    Use `--helm-update` (or `-u`) flag to update the dependencies.
    
    example: <code>katenary convert -u</code>

-By setting an alias, it is possible to change the name of the dependency 
+By setting an alias, it is possible to change the name of the dependency
 in values.yaml.

 **Example:**
@@ -133,14 +132,13 @@ labels:
          password: the secret password
 ```

-
 ### katenary.v3/description

 Description of the service

 **Type**:  `string`

-This replaces the default comment in values.yaml file to the given description. 
+This replaces the default comment in values.yaml file to the given description.
 It is useful to document the service and configuration.

 The value can be set with a documentation in multiline format.
@@ -154,7 +152,6 @@ labels:
    It can be multiline.
 ```

-
 ### katenary.v3/env-from

 Add environment variables from antoher service.
@@ -180,14 +177,13 @@ service2:
        - myservice1
 ```

-
 ### katenary.v3/exchange-volumes

 Add exchange volumes (empty directory on the node) to share data

 **Type**:  `[]object`

-This label allows sharing data between containres. The volume is created in 
+This label allows sharing data between containres. The volume is created in
 the node and mounted in the pod. It is useful to share data between containers
 in a "same pod" logic. For example to let PHP-FPM and Nginx share the same direcotory.

@@ -198,9 +194,10 @@ This will create:
 - a `initContainer` for each definition

 Fields:
-  - name: the name of the volume (manadatory)
-  - mountPath: the path where the volume is mounted in the pod (optional, default is `/opt`)
-  - init: a command to run to initialize the volume with data (optional)
+
+- name: the name of the volume (manadatory)
+- mountPath: the path where the volume is mounted in the pod (optional, default is `/opt`)
+- init: a command to run to initialize the volume with data (optional)

 !!! Warning
    This is highly experimental. This is mainly useful when using the "same-pod" label.
@@ -223,7 +220,6 @@ php:
        init: cp -ra /var/www/html/* /opt
 ```

-
 ### katenary.v3/health-check

 Health check to be added to the deployment.
@@ -243,7 +239,6 @@ labels:
        port: 8080
 ```

-
 ### katenary.v3/ignore

 Ignore the service
@@ -259,14 +254,13 @@ labels:
  katenary.v3/ignore: "true"
 ```

-
 ### katenary.v3/ingress

 Ingress rules to be added to the service.

 **Type**:  `object`

-Declare an ingress rule for the service. The port should be exposed or 
+Declare an ingress rule for the service. The port should be exposed or
 declared with `katenary.v3/ports`.

 **Example:**
@@ -278,14 +272,13 @@ labels:
    hostname: mywebsite.com (optional)
 ```

-
 ### katenary.v3/main-app

 Mark the service as the main app.

 **Type**:  `bool`

-This makes the service to be the main application. Its image tag is 
+This makes the service to be the main application. Its image tag is
 considered to be the Chart appVersion and to be the defaultvalue in Pod
 container image attribute.

@@ -305,7 +298,6 @@ ghost:
    katenary.v3/main-app: true
 ```

-
 ### katenary.v3/map-env

 Map env vars from the service to the deployment.
@@ -313,8 +305,8 @@ Map env vars from the service to the deployment.
 **Type**:  `map[string]string`

 Because you may need to change the variable for Kubernetes, this label
-forces the value to another. It is also particullary helpful to use a template 
-value instead. For example, you could bind the value to a service name 
+forces the value to another. It is also particullary helpful to use a template
+value instead. For example, you could bind the value to a service name
 with Helm attributes:
 `{{ tpl .Release.Name . }}`.

@@ -333,14 +325,13 @@ labels:
    DB_HOST: '{{ include "__APP__.fullname" . }}-database'
 ```

-
 ### katenary.v3/ports

 Ports to be added to the service.

 **Type**:  `[]uint32`

-Only useful for services without exposed port. It is mandatory if the 
+Only useful for services without exposed port. It is mandatory if the
 service is a dependency of another service.

 **Example:**
@@ -352,17 +343,16 @@ labels:
    - 8081
 ```

-
 ### katenary.v3/same-pod

 Move the same-pod deployment to the target deployment.

 **Type**:  `string`

-This will make the service to be included in another service pod. Some services 
+This will make the service to be included in another service pod. Some services
 must work together in the same pod, like a sidecar or a proxy or nginx + php-fpm.

-Note that volume and VolumeMount are copied from the source to the target 
+Note that volume and VolumeMount are copied from the source to the target
 deployment.

 **Example:**
@@ -377,14 +367,13 @@ php:
    katenary.v3/same-pod: web
 ```

-
 ### katenary.v3/secrets

 Env vars to be set as secrets.

 **Type**:  `[]string`

-This label allows setting the environment variables as secrets. The variable 
+This label allows setting the environment variables as secrets. The variable
 is removed from the environment and added to a secret object.

 The variable can be set to the `katenary.v3/values` too,
@@ -401,7 +390,6 @@ labels:
    - PASSWORD
 ```

-
 ### katenary.v3/values

 Environment variables to be added to the values.yaml
@@ -412,11 +400,11 @@ By default, all environment variables in the "env" and environment
 files are added to configmaps with the static values set. This label
 allows adding environment variables to the values.yaml file.

-Note that the value inside the configmap is `{{ tpl vaname . }}`, so 
-you can set the value to a template that will be rendered with the 
+Note that the value inside the configmap is `{{ tpl vaname . }}`, so
+you can set the value to a template that will be rendered with the
 values.yaml file.

-The value can be set with a documentation. This may help to understand 
+The value can be set with a documentation. This may help to understand
 the purpose of the variable.

 **Example:**
@@ -438,7 +426,6 @@ labels:
        It can be, of course,  a multiline text.
 ```

-
 ### katenary.v3/values-from

 Add values from another service.
@@ -460,9 +447,9 @@ database:
    MARIADB_USER: myuser
    MARIADB_PASSWORD: mypassword
  labels:
-    # it can be a secret
+    # we can declare secrets
    katenary.v3/secrets: |-
-      - DB_PASSWORD
+      - MARIADB_PASSWORD
 php:
  image: php:7.4-fpm
  environment:
@@ -476,5 +463,4 @@ php:
      DB_PASSWORD: database.MARIADB_PASSWORD
 ```

-
 <!-- STOP_DETAILED_DOC : do not remove this tag !-->
--- a/doc/docs/packages/generator.md
+++ b/doc/docs/packages/generator.md
@@ -35,7 +35,7 @@ var Version = "master" // changed at compile time
 ```

 <a name="Convert"></a>
-## func [Convert](<https://github.com/metal3d/katenary/blob/develop/generator/converter.go#L93>)
+## func [Convert](<https://github.com/metal3d/katenary/blob/develop/generator/converter.go#L99>)

 ```go
 func Convert(config ConvertOptions, dockerComposeFile ...string) error
@@ -92,7 +92,7 @@ NewCronJob creates a new CronJob from a compose service. The appName is the name
 ## func [ToK8SYaml](<https://github.com/metal3d/katenary/blob/develop/generator/utils.go#L90>)

 ```go
-func ToK8SYaml(obj interface{}) ([]byte, error)
+func ToK8SYaml(obj any) ([]byte, error)
 ```


@@ -149,7 +149,7 @@ func NewConfigMapFromDirectory(service types.ServiceConfig, appName, path string
 NewConfigMapFromDirectory creates a new ConfigMap from a compose service. This path is the path to the file or directory. If the path is a directory, all files in the directory are added to the ConfigMap. Each subdirectory are ignored. Note that the Generate\(\) function will create the subdirectories ConfigMaps.

 <a name="ConfigMap.AddBinaryData"></a>
-### func \(\*ConfigMap\) [AddBinaryData](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L155>)
+### func \(\*ConfigMap\) [AddBinaryData](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L157>)

 ```go
 func (c *ConfigMap) AddBinaryData(key string, value []byte)
@@ -158,7 +158,7 @@ func (c *ConfigMap) AddBinaryData(key string, value []byte)
 AddBinaryData adds binary data to the configmap. Append or overwrite the value if the key already exists.

 <a name="ConfigMap.AddData"></a>
-### func \(\*ConfigMap\) [AddData](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L150>)
+### func \(\*ConfigMap\) [AddData](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L152>)

 ```go
 func (c *ConfigMap) AddData(key, value string)
@@ -167,7 +167,7 @@ func (c *ConfigMap) AddData(key, value string)
 AddData adds a key value pair to the configmap. Append or overwrite the value if the key already exists.

 <a name="ConfigMap.AppendDir"></a>
-### func \(\*ConfigMap\) [AppendDir](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L164>)
+### func \(\*ConfigMap\) [AppendDir](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L166>)

 ```go
 func (c *ConfigMap) AppendDir(path string) error
@@ -176,7 +176,7 @@ func (c *ConfigMap) AppendDir(path string) error
 AddFile adds files from given path to the configmap. It is not recursive, to add all files in a directory, you need to call this function for each subdirectory.

 <a name="ConfigMap.AppendFile"></a>
-### func \(\*ConfigMap\) [AppendFile](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L211>)
+### func \(\*ConfigMap\) [AppendFile](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L213>)

 ```go
 func (c *ConfigMap) AppendFile(path string) error
@@ -185,7 +185,7 @@ func (c *ConfigMap) AppendFile(path string) error


 <a name="ConfigMap.Filename"></a>
-### func \(\*ConfigMap\) [Filename](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L235>)
+### func \(\*ConfigMap\) [Filename](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L237>)

 ```go
 func (c *ConfigMap) Filename() string
@@ -194,7 +194,7 @@ func (c *ConfigMap) Filename() string
 Filename returns the filename of the configmap. If the configmap is used for files, the filename contains the path.

 <a name="ConfigMap.SetData"></a>
-### func \(\*ConfigMap\) [SetData](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L245>)
+### func \(\*ConfigMap\) [SetData](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L247>)

 ```go
 func (c *ConfigMap) SetData(data map[string]string)
@@ -203,7 +203,7 @@ func (c *ConfigMap) SetData(data map[string]string)
 SetData sets the data of the configmap. It replaces the entire data.

 <a name="ConfigMap.Yaml"></a>
-### func \(\*ConfigMap\) [Yaml](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L250>)
+### func \(\*ConfigMap\) [Yaml](<https://github.com/metal3d/katenary/blob/develop/generator/configMap.go#L252>)

 ```go
 func (c *ConfigMap) Yaml() ([]byte, error)
@@ -275,7 +275,7 @@ Yaml returns the yaml representation of the cronjob.
 Implements the Yaml interface.

 <a name="CronJobValue"></a>
-## type [CronJobValue](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L113-L118>)
+## type [CronJobValue](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L118-L123>)

 CronJobValue is a cronjob configuration that will be saved in values.yaml.

@@ -376,7 +376,7 @@ func (d *Deployment) BindFrom(service types.ServiceConfig, binded *Deployment)


 <a name="Deployment.BindMapFilesToContainer"></a>
-### func \(\*Deployment\) [BindMapFilesToContainer](<https://github.com/metal3d/katenary/blob/develop/generator/deployment.go#L377>)
+### func \(\*Deployment\) [BindMapFilesToContainer](<https://github.com/metal3d/katenary/blob/develop/generator/deployment.go#L374>)

 ```go
 func (d *Deployment) BindMapFilesToContainer(service types.ServiceConfig, secrets []string, appName string) (*corev1.Container, int)
@@ -403,7 +403,7 @@ func (d *Deployment) Filename() string
 Filename returns the filename of the deployment.

 <a name="Deployment.MountExchangeVolumes"></a>
-### func \(\*Deployment\) [MountExchangeVolumes](<https://github.com/metal3d/katenary/blob/develop/generator/deployment.go#L428>)
+### func \(\*Deployment\) [MountExchangeVolumes](<https://github.com/metal3d/katenary/blob/develop/generator/deployment.go#L425>)

 ```go
 func (d *Deployment) MountExchangeVolumes()
@@ -421,7 +421,7 @@ func (d *Deployment) SetEnvFrom(service types.ServiceConfig, appName string, sam
 SetEnvFrom sets the environment variables to a configmap. The configmap is created.

 <a name="Deployment.Yaml"></a>
-### func \(\*Deployment\) [Yaml](<https://github.com/metal3d/katenary/blob/develop/generator/deployment.go#L452>)
+### func \(\*Deployment\) [Yaml](<https://github.com/metal3d/katenary/blob/develop/generator/deployment.go#L449>)

 ```go
 func (d *Deployment) Yaml() ([]byte, error)
@@ -471,7 +471,7 @@ type HelmChart struct {
 ```

 <a name="Generate"></a>
-### func [Generate](<https://github.com/metal3d/katenary/blob/develop/generator/generator.go#L29>)
+### func [Generate](<https://github.com/metal3d/katenary/blob/develop/generator/generator.go#L31>)

 ```go
 func Generate(project *types.Project) (*HelmChart, error)
@@ -509,7 +509,7 @@ func (chart *HelmChart) SaveTemplates(templateDir string)
 SaveTemplates the templates of the chart to the given directory.

 <a name="Ingress"></a>
-## type [Ingress](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L17-L20>)
+## type [Ingress](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L17-L21>)



@@ -521,7 +521,7 @@ type Ingress struct {
 ```

 <a name="NewIngress"></a>
-### func [NewIngress](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L23>)
+### func [NewIngress](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L24>)

 ```go
 func NewIngress(service types.ServiceConfig, Chart *HelmChart) *Ingress
@@ -530,7 +530,7 @@ func NewIngress(service types.ServiceConfig, Chart *HelmChart) *Ingress
 NewIngress creates a new Ingress from a compose service.

 <a name="Ingress.Filename"></a>
-### func \(\*Ingress\) [Filename](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L122>)
+### func \(\*Ingress\) [Filename](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L128>)

 ```go
 func (ingress *Ingress) Filename() string
@@ -539,7 +539,7 @@ func (ingress *Ingress) Filename() string


 <a name="Ingress.Yaml"></a>
-### func \(\*Ingress\) [Yaml](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L126>)
+### func \(\*Ingress\) [Yaml](<https://github.com/metal3d/katenary/blob/develop/generator/ingress.go#L132>)

 ```go
 func (ingress *Ingress) Yaml() ([]byte, error)
@@ -548,7 +548,7 @@ func (ingress *Ingress) Yaml() ([]byte, error)


 <a name="IngressValue"></a>
-## type [IngressValue](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L28-L35>)
+## type [IngressValue](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L29-L36>)

 IngressValue is a ingress configuration that will be saved in values.yaml.

@@ -809,18 +809,19 @@ func (r *ServiceAccount) Yaml() ([]byte, error)


 <a name="TLS"></a>
-## type [TLS](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L23-L25>)
+## type [TLS](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L23-L26>)



 ```go
 type TLS struct {
-    Enabled bool `yaml:"enabled"`
+    Enabled    bool   `yaml:"enabled"`
+    SecretName string `yaml:"secretName"`
 }
 ```

 <a name="Value"></a>
-## type [Value](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L38-L49>)
+## type [Value](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L39-L50>)

 Value will be saved in values.yaml. It contains configuration for all deployment and services.

@@ -840,7 +841,7 @@ type Value struct {
 ```

 <a name="NewValue"></a>
-### func [NewValue](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L56>)
+### func [NewValue](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L57>)

 ```go
 func NewValue(service types.ServiceConfig, main ...bool) *Value
@@ -851,7 +852,7 @@ NewValue creates a new Value from a compose service. The value contains the nece
 If \`main\` is true, the tag will be empty because it will be set in the helm chart appVersion.

 <a name="Value.AddIngress"></a>
-### func \(\*Value\) [AddIngress](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L89>)
+### func \(\*Value\) [AddIngress](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L90>)

 ```go
 func (v *Value) AddIngress(host, path string)
@@ -860,7 +861,7 @@ func (v *Value) AddIngress(host, path string)


 <a name="Value.AddPersistence"></a>
-### func \(\*Value\) [AddPersistence](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L99>)
+### func \(\*Value\) [AddPersistence](<https://github.com/metal3d/katenary/blob/develop/generator/values.go#L104>)

 ```go
 func (v *Value) AddPersistence(volumeName string)
--- a/doc/docs/packages/generator/extrafiles.md
+++ b/doc/docs/packages/generator/extrafiles.md
@@ -17,7 +17,7 @@ func NotesFile(services []string) string
 NotesFile returns the content of the note.txt file.

 <a name="ReadMeFile"></a>
-## func [ReadMeFile](<https://github.com/metal3d/katenary/blob/develop/generator/extrafiles/readme.go#L45>)
+## func [ReadMeFile](<https://github.com/metal3d/katenary/blob/develop/generator/extrafiles/readme.go#L46>)

 ```go
 func ReadMeFile(charname, description string, values map[string]any) string
--- a/doc/docs/packages/generator/katenaryfile.md
+++ b/doc/docs/packages/generator/katenaryfile.md
@@ -12,7 +12,7 @@ A katenary file, named "katenary.yml" or "katenary.yaml", is a file where you ca

 Formely, the file describe the same structure as in labels, and so that can be validated and completed by LSP. It also ease the use of katenary.

-## func [GenerateSchema](<https://github.com/metal3d/katenary/blob/develop/generator/katenaryfile/main.go#L131>)
+## func [GenerateSchema](<https://github.com/metal3d/katenary/blob/develop/generator/katenaryfile/main.go#L137>)

 ```go
 func GenerateSchema() string
--- a/doc/docs/packages/generator/labels.md
+++ b/doc/docs/packages/generator/labels.md
@@ -15,7 +15,7 @@ const KatenaryLabelPrefix = "katenary.v3"
 ```

 <a name="GetLabelHelp"></a>
-## func [GetLabelHelp](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L87>)
+## func [GetLabelHelp](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L88>)

 ```go
 func GetLabelHelp(asMarkdown bool) string
@@ -24,7 +24,7 @@ func GetLabelHelp(asMarkdown bool) string
 Generate the help for the labels.

 <a name="GetLabelHelpFor"></a>
-## func [GetLabelHelpFor](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L96>)
+## func [GetLabelHelpFor](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L97>)

 ```go
 func GetLabelHelpFor(labelname string, asMarkdown bool) string
@@ -33,7 +33,7 @@ func GetLabelHelpFor(labelname string, asMarkdown bool) string
 GetLabelHelpFor returns the help for a specific label.

 <a name="GetLabelNames"></a>
-## func [GetLabelNames](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L71>)
+## func [GetLabelNames](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L72>)

 ```go
 func GetLabelNames() []string
@@ -42,7 +42,7 @@ func GetLabelNames() []string
 GetLabelNames returns a sorted list of all katenary label names.

 <a name="Prefix"></a>
-## func [Prefix](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L224>)
+## func [Prefix](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L235>)

 ```go
 func Prefix() string
@@ -51,7 +51,7 @@ func Prefix() string


 <a name="Help"></a>
-## type [Help](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L63-L68>)
+## type [Help](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L64-L69>)

 Help is the documentation of a label.

@@ -65,7 +65,7 @@ type Help struct {
 ```

 <a name="Label"></a>
-## type [Label](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L56>)
+## type [Label](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L57>)

 Label is a katenary label to find in compose files.

@@ -97,7 +97,7 @@ const (
 ```

 <a name="LabelName"></a>
-### func [LabelName](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L58>)
+### func [LabelName](<https://github.com/metal3d/katenary/blob/develop/generator/labels/katenaryLabels.go#L59>)

 ```go
 func LabelName(name string) Label
--- a/doc/docs/packages/update.md
+++ b/doc/docs/packages/update.md
@@ -1,60 +0,0 @@
-<!-- Code generated by gomarkdoc. DO NOT EDIT -->
-
-# update
-
-```go
-import "katenary/update"
-```
-
-Update package is used to check if a new version of katenary is available.
-
-## Variables
-
-<a name="Version"></a>
-
-```go
-var (
-    Version = "master" // reset by cmd/main.go
-)
-```
-
-<a name="DownloadFile"></a>
-## func [DownloadFile](<https://github.com/metal3d/katenary/blob/develop/update/main.go#L134>)
-
-```go
-func DownloadFile(url, exe string) error
-```
-
-DownloadFile will download a url to a local file. It also ensure that the file is executable.
-
-<a name="DownloadLatestVersion"></a>
-## func [DownloadLatestVersion](<https://github.com/metal3d/katenary/blob/develop/update/main.go#L80>)
-
-```go
-func DownloadLatestVersion(assets []Asset) error
-```
-
-DownloadLatestVersion will download the latest version of katenary.
-
-<a name="Asset"></a>
-## type [Asset](<https://github.com/metal3d/katenary/blob/develop/update/main.go#L23-L26>)
-
-Asset is a github asset from release url.
-
-```go
-type Asset struct {
-    Name string `json:"name"`
-    URL  string `json:"browser_download_url"`
-}
-```
-
-<a name="CheckLatestVersion"></a>
-### func [CheckLatestVersion](<https://github.com/metal3d/katenary/blob/develop/update/main.go#L29>)
-
-```go
-func CheckLatestVersion() (string, []Asset, error)
-```
-
-CheckLatestVersion check katenary latest version from release and propose to download it
-
-Generated by [gomarkdoc](<https://github.com/princjef/gomarkdoc>)
--- a/doc/docs/packages/utils.md
+++ b/doc/docs/packages/utils.md
@@ -8,7 +8,7 @@ import "katenary/utils"

 Utils package provides some utility functions used in katenary. It defines some constants and functions used in the whole project.

-## func [AsResourceName](<https://github.com/metal3d/katenary/blob/develop/utils/utils.go#L191>)
+## func [AsResourceName](<https://github.com/metal3d/katenary/blob/develop/utils/utils.go#L193>)

 ```go
 func AsResourceName(name string) string
@@ -35,7 +35,7 @@ func CountStartingSpaces(line string) int
 CountStartingSpaces counts the number of spaces at the beginning of a string.

 <a name="EncodeBasicYaml"></a>
-## func [EncodeBasicYaml](<https://github.com/metal3d/katenary/blob/develop/utils/utils.go#L173>)
+## func [EncodeBasicYaml](<https://github.com/metal3d/katenary/blob/develop/utils/utils.go#L175>)

 ```go
 func EncodeBasicYaml(data any) ([]byte, error)
@@ -44,7 +44,7 @@ func EncodeBasicYaml(data any) ([]byte, error)
 EncodeBasicYaml encodes a basic yaml from an interface.

 <a name="FixedResourceName"></a>
-## func [FixedResourceName](<https://github.com/metal3d/katenary/blob/develop/utils/utils.go#L185>)
+## func [FixedResourceName](<https://github.com/metal3d/katenary/blob/develop/utils/utils.go#L187>)

 ```go
 func FixedResourceName(name string) string
@@ -146,7 +146,7 @@ GetContainerByName returns a container by name and its index in the array.
 ## func [Warn](<https://github.com/metal3d/katenary/blob/develop/utils/icons.go#L25>)

 ```go
-func Warn(msg ...interface{})
+func Warn(msg ...any)
 ```

 Warn prints a warning message
--- a/doc/mkdocs.yml
+++ b/doc/mkdocs.yml
@@ -54,7 +54,6 @@ nav:
  - Go Packages:
    - packages/cmd/katenary.md
    - packages/parser.md
-    - packages/update.md
    - packages/utils.md
    - Generator: 
      - Index: packages/generator.md
--- a/generator/chart.go
+++ b/generator/chart.go
@@ -116,9 +116,11 @@ func (chart *HelmChart) SaveTemplates(templateDir string) {
 			fmt.Println(utils.IconFailure, err)
 			os.Exit(1)
 		}
+		defer f.Close()
+		if _, err := f.Write(t); err != nil {
+			log.Fatal("error writing template file:", err)
+		}

-		f.Write(t)
-		f.Close()
 	}
 }

@@ -126,7 +128,7 @@ func (chart *HelmChart) SaveTemplates(templateDir string) {
 func (chart *HelmChart) generateConfigMapsAndSecrets(project *types.Project) error {
 	appName := chart.Name
 	for _, s := range project.Services {
-		if s.Environment == nil || len(s.Environment) == 0 {
+		if len(s.Environment) == 0 {
 			continue
 		}

--- a/generator/configMap.go
+++ b/generator/configMap.go
@@ -142,7 +142,9 @@ func NewConfigMapFromDirectory(service types.ServiceConfig, appName, path string
 	// cumulate the path to the WorkingDir
 	path = filepath.Join(service.WorkingDir, path)
 	path = filepath.Clean(path)
-	cm.AppendDir(path)
+	if err := cm.AppendDir(path); err != nil {
+		log.Fatal("Error adding files to configmap:", err)
+	}
 	return cm
 }

@@ -165,7 +167,7 @@ func (c *ConfigMap) AppendDir(path string) error {
 	// read all files in the path and add them to the configmap
 	stat, err := os.Stat(path)
 	if err != nil {
-		return fmt.Errorf("Path %s does not exist, %w\n", path, err)
+		return fmt.Errorf("path %s does not exist, %w", path, err)
 	}
 	// recursively read all files in the path and add them to the configmap
 	if stat.IsDir() {
@@ -212,7 +214,7 @@ func (c *ConfigMap) AppendFile(path string) error {
 	// read all files in the path and add them to the configmap
 	stat, err := os.Stat(path)
 	if err != nil {
-		return fmt.Errorf("Path %s doesn not exists, %w", path, err)
+		return fmt.Errorf("path %s doesn not exists, %w", path, err)
 	}
 	// recursively read all files in the path and add them to the configmap
 	if !stat.IsDir() {
--- a/generator/converter.go
+++ b/generator/converter.go
@@ -113,7 +113,11 @@ func Convert(config ConvertOptions, dockerComposeFile ...string) error {
 		fmt.Println(utils.IconFailure, err)
 		return err
 	}
-	defer os.Chdir(currentDir) // after the generation, go back to the original directory
+	defer func() {
+		if err := os.Chdir(currentDir); err != nil { // after the generation, go back to the original directory
+			log.Fatal(err)
+		}
+	}()

 	// repove the directory part of the docker-compose files
 	for i, f := range dockerComposeFile {
@@ -627,7 +631,11 @@ func writeContent(path string, content []byte) {
 		os.Exit(1)
 	}
 	defer f.Close()
-	f.Write(content)
+	defer func() {
+		if _, err := f.Write(content); err != nil {
+			log.Fatal(err)
+		}
+	}()
 }

 // helmLint runs "helm lint" on the output directory.
--- a/generator/deployment.go
+++ b/generator/deployment.go
@@ -305,10 +305,7 @@ func (d *Deployment) SetEnvFrom(service types.ServiceConfig, appName string, sam
 	if len(service.Environment) == 0 {
 		return
 	}
-	inSamePod := false
-	if len(samePod) > 0 && samePod[0] {
-		inSamePod = true
-	}
+	inSamePod := len(samePod) > 0 && samePod[0]

 	drop := []string{}
 	secrets := []string{}
@@ -660,7 +657,9 @@ func (d *Deployment) appendFileToConfigMap(service types.ServiceConfig, appName
 		d.configMaps[pathname].mountPath = mp

 	}
-	cm.AppendFile(volume.Source)
+	if err := cm.AppendFile(volume.Source); err != nil {
+		log.Fatal("Error adding file to configmap:", err)
+	}
 }

 func (d *Deployment) bindVolumes(volume types.ServiceVolumeConfig, isSamePod bool, tobind map[string]bool, service types.ServiceConfig, appName string) {
--- a/generator/extrafiles/notes_test.go
+++ b/generator/extrafiles/notes_test.go
@@ -0,0 +1,40 @@
+package extrafiles
+
+import (
+	"strings"
+	"testing"
+)
+
+// override the embedded template for testing
+var testTemplate = `
+Some header
+{{ ingress_list }}
+Some footer
+`
+
+func init() {
+	notesTemplate = testTemplate
+}
+
+func TestNotesFile_NoServices(t *testing.T) {
+	result := NotesFile([]string{})
+	if !strings.Contains(result, "Some header") || !strings.Contains(result, "Some footer") {
+		t.Errorf("Expected template header/footer in output, got: %s", result)
+	}
+}
+
+func TestNotesFile_WithServices(t *testing.T) {
+	services := []string{"svc1", "svc2"}
+	result := NotesFile(services)
+
+	for _, svc := range services {
+		cond := "{{- if and .Values." + svc + ".ingress .Values." + svc + ".ingress.enabled }}"
+		line := "{{- $count = add1 $count -}}{{- $listOfURL = printf \"%s\\n- http://%s\" $listOfURL (tpl .Values." + svc + ".ingress.host .) -}}"
+		if !strings.Contains(result, cond) {
+			t.Errorf("Expected condition for service %s in output", svc)
+		}
+		if !strings.Contains(result, line) {
+			t.Errorf("Expected line for service %s in output", svc)
+		}
+	}
+}
--- a/generator/extrafiles/readme.go
+++ b/generator/extrafiles/readme.go
@@ -4,6 +4,7 @@ import (
 	"bytes"
 	_ "embed"
 	"fmt"
+	"log"
 	"sort"
 	"strings"
 	"text/template"
@@ -20,7 +21,7 @@ type chart struct {
 	Values      []string
 }

-func parseValues(prefix string, values map[string]interface{}, result map[string]string) {
+func parseValues(prefix string, values map[string]any, result map[string]string) {
 	for key, value := range values {
 		path := key
 		if prefix != "" {
@@ -28,11 +29,11 @@ func parseValues(prefix string, values map[string]interface{}, result map[string
 		}

 		switch v := value.(type) {
-		case []interface{}:
+		case []any:
 			for i, u := range v {
-				parseValues(fmt.Sprintf("%s[%d]", path, i), map[string]interface{}{"value": u}, result)
+				parseValues(fmt.Sprintf("%s[%d]", path, i), map[string]any{"value": u}, result)
 			}
-		case map[string]interface{}:
+		case map[string]any:
 			parseValues(path, v, result)
 		default:
 			strValue := fmt.Sprintf("`%v`", value)
@@ -48,7 +49,9 @@ func ReadMeFile(charname, description string, values map[string]any) string {

 	vv := map[string]any{}
 	out, _ := yaml.Marshal(values)
-	yaml.Unmarshal(out, &vv)
+	if err := yaml.Unmarshal(out, &vv); err != nil {
+		log.Printf("Error parsing values: %s", err)
+	}

 	result := make(map[string]string)
 	parseValues("", vv, result)
--- a/generator/extrafiles/readme_test.go
+++ b/generator/extrafiles/readme_test.go
@@ -0,0 +1,33 @@
+package extrafiles
+
+import (
+	"regexp"
+	"testing"
+)
+
+func TestReadMeFile_Basic(t *testing.T) {
+	values := map[string]any{
+		"replicas": 2,
+		"image": map[string]any{
+			"repository": "nginx",
+			"tag":        "latest",
+		},
+	}
+
+	result := ReadMeFile("testchart", "A test chart", values)
+	t.Logf("Generated README content:\n%s", result)
+	paramerRegExp := regexp.MustCompile(`\|\s+` + "`" + `(.*?)` + "`" + `\s+\|\s+` + "`" + `(.*?)` + "`" + `\s+\|`)
+	matches := paramerRegExp.FindAllStringSubmatch(result, -1)
+	if len(matches) != 3 {
+		t.Errorf("Expected 5 lines in the table for headers and parameters, got %d", len(matches))
+	}
+	if matches[0][1] != "image.repository" || matches[0][2] != "nginx" {
+		t.Errorf("Expected third line to be image.repository, got %s", matches[1])
+	}
+	if matches[1][1] != "image.tag" || matches[1][2] != "latest" {
+		t.Errorf("Expected fourth line to be image.tag, got %s", matches[2])
+	}
+	if matches[2][1] != "replicas" || matches[2][2] != "2" {
+		t.Errorf("Expected second line to be replicas, got %s", matches[0])
+	}
+}
--- a/generator/generator.go
+++ b/generator/generator.go
@@ -117,7 +117,10 @@ func Generate(project *types.Project) (*HelmChart, error) {
 	for _, s := range project.Services {
 		for _, d := range s.GetDependencies() {
 			if dep, ok := deployments[d]; ok {
-				deployments[s.Name].DependsOn(dep, d)
+				err := deployments[s.Name].DependsOn(dep, d)
+				if err != nil {
+					log.Printf("error creating init container for service %[1]s: %[2]s", s.Name, err)
+				}
 			} else {
 				log.Printf("service %[1]s depends on %[2]s, but %[2]s is not defined", s.Name, d)
 			}
@@ -129,7 +132,9 @@ func Generate(project *types.Project) (*HelmChart, error) {
 	}

 	// generate configmaps with environment variables
-	chart.generateConfigMapsAndSecrets(project)
+	if err := chart.generateConfigMapsAndSecrets(project); err != nil {
+		log.Fatalf("error generating configmaps and secrets: %s", err)
+	}

 	// if the env-from label is set, we need to add the env vars from the configmap
 	// to the environment of the service
@@ -385,7 +390,7 @@ func samePodVolume(service types.ServiceConfig, v types.ServiceVolumeConfig, dep
 		return false
 	}

-	if service.Volumes == nil || len(service.Volumes) == 0 {
+	if len(service.Volumes) == 0 {
 		return false
 	}

--- a/generator/katenaryfile/main.go
+++ b/generator/katenaryfile/main.go
@@ -75,24 +75,30 @@ func OverrideWithConfig(project *types.Project) {
 		if project.Services[i].Labels == nil {
 			project.Services[i].Labels = make(map[string]string)
 		}
+		mustGetLabelContent := func(o any, s *types.ServiceConfig, labelName string) {
+			err := getLabelContent(o, s, labelName)
+			if err != nil {
+				log.Fatal(err)
+			}
+		}

 		if s, ok := services[name]; ok {
-			getLabelContent(s.MainApp, &project.Services[i], labels.LabelMainApp)
-			getLabelContent(s.Values, &project.Services[i], labels.LabelValues)
-			getLabelContent(s.Secrets, &project.Services[i], labels.LabelSecrets)
-			getLabelContent(s.Ports, &project.Services[i], labels.LabelPorts)
-			getLabelContent(s.Ingress, &project.Services[i], labels.LabelIngress)
-			getLabelContent(s.HealthCheck, &project.Services[i], labels.LabelHealthCheck)
-			getLabelContent(s.SamePod, &project.Services[i], labels.LabelSamePod)
-			getLabelContent(s.Description, &project.Services[i], labels.LabelDescription)
-			getLabelContent(s.Ignore, &project.Services[i], labels.LabelIgnore)
-			getLabelContent(s.Dependencies, &project.Services[i], labels.LabelDependencies)
-			getLabelContent(s.ConfigMapFile, &project.Services[i], labels.LabelConfigMapFiles)
-			getLabelContent(s.MapEnv, &project.Services[i], labels.LabelMapEnv)
-			getLabelContent(s.CronJob, &project.Services[i], labels.LabelCronJob)
-			getLabelContent(s.EnvFrom, &project.Services[i], labels.LabelEnvFrom)
-			getLabelContent(s.ExchangeVolumes, &project.Services[i], labels.LabelExchangeVolume)
-			getLabelContent(s.ValuesFrom, &project.Services[i], labels.LabelValueFrom)
+			mustGetLabelContent(s.MainApp, &project.Services[i], labels.LabelMainApp)
+			mustGetLabelContent(s.Values, &project.Services[i], labels.LabelValues)
+			mustGetLabelContent(s.Secrets, &project.Services[i], labels.LabelSecrets)
+			mustGetLabelContent(s.Ports, &project.Services[i], labels.LabelPorts)
+			mustGetLabelContent(s.Ingress, &project.Services[i], labels.LabelIngress)
+			mustGetLabelContent(s.HealthCheck, &project.Services[i], labels.LabelHealthCheck)
+			mustGetLabelContent(s.SamePod, &project.Services[i], labels.LabelSamePod)
+			mustGetLabelContent(s.Description, &project.Services[i], labels.LabelDescription)
+			mustGetLabelContent(s.Ignore, &project.Services[i], labels.LabelIgnore)
+			mustGetLabelContent(s.Dependencies, &project.Services[i], labels.LabelDependencies)
+			mustGetLabelContent(s.ConfigMapFile, &project.Services[i], labels.LabelConfigMapFiles)
+			mustGetLabelContent(s.MapEnv, &project.Services[i], labels.LabelMapEnv)
+			mustGetLabelContent(s.CronJob, &project.Services[i], labels.LabelCronJob)
+			mustGetLabelContent(s.EnvFrom, &project.Services[i], labels.LabelEnvFrom)
+			mustGetLabelContent(s.ExchangeVolumes, &project.Services[i], labels.LabelExchangeVolume)
+			mustGetLabelContent(s.ValuesFrom, &project.Services[i], labels.LabelValueFrom)
 		}
 	}
 	fmt.Println(utils.IconInfo, "Katenary file loaded successfully, the services are now configured.")
@@ -155,5 +161,5 @@ func GenerateSchema() string {
 		return err.Error()
 	}

-	return string(out.Bytes())
+	return out.String()
 }
--- a/generator/labels/katenaryLabels.go
+++ b/generator/labels/katenaryLabels.go
@@ -5,6 +5,7 @@ import (
 	_ "embed"
 	"fmt"
 	"katenary/utils"
+	"log"
 	"regexp"
 	"sort"
 	"strings"
@@ -125,23 +126,30 @@ func GetLabelHelpFor(labelname string, asMarkdown bool) string {
 	}

 	var buf bytes.Buffer
-	template.Must(template.New("shorthelp").Parse(help.Long)).Execute(&buf, struct {
+	var err error
+	err = template.Must(template.New("shorthelp").Parse(help.Long)).Execute(&buf, struct {
 		KatenaryPrefix string
 	}{
 		KatenaryPrefix: KatenaryLabelPrefix,
 	})
+	if err != nil {
+		log.Fatalf("Error executing template: %v", err)
+	}
 	help.Long = buf.String()
 	buf.Reset()

-	template.Must(template.New("example").Parse(help.Example)).Execute(&buf, struct {
+	err = template.Must(template.New("example").Parse(help.Example)).Execute(&buf, struct {
 		KatenaryPrefix string
 	}{
 		KatenaryPrefix: KatenaryLabelPrefix,
 	})
+	if err != nil {
+		log.Fatalf("Error executing template: %v", err)
+	}
 	help.Example = buf.String()
 	buf.Reset()

-	template.Must(template.New("complete").Parse(helpTemplate)).Execute(&buf, struct {
+	err = template.Must(template.New("complete").Parse(helpTemplate)).Execute(&buf, struct {
 		Name           string
 		Help           Help
 		KatenaryPrefix string
@@ -150,6 +158,9 @@ func GetLabelHelpFor(labelname string, asMarkdown bool) string {
 		Help:           help,
 		KatenaryPrefix: KatenaryLabelPrefix,
 	})
+	if err != nil {
+		log.Fatalf("Error executing template: %v", err)
+	}

 	return buf.String()
 }
--- a/generator/tools_test.go
+++ b/generator/tools_test.go
@@ -49,6 +49,7 @@ func internalCompileTest(t *testing.T, options ...string) string {
 		ChartVersion: chartVersion,
 	}
 	if err := Convert(convertOptions, "compose.yml"); err != nil {
+		log.Printf("Failed to convert: %s", err)
 		return err.Error()
 	}

--- a/generator/utils.go
+++ b/generator/utils.go
@@ -87,7 +87,7 @@ func UnWrapTPL(in []byte) []byte {
 	return regexpLineWrap.ReplaceAll(in, []byte(" }}"))
 }

-func ToK8SYaml(obj interface{}) ([]byte, error) {
+func ToK8SYaml(obj any) ([]byte, error) {
 	if o, err := yaml.Marshal(obj); err != nil {
 		return nil, nil
 	} else {
--- a/parser/main_test.go
+++ b/parser/main_test.go
@@ -0,0 +1,60 @@
+package parser
+
+import (
+	"log"
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+const composeFile = `
+services:
+  app:
+    image: nginx:latest
+`
+
+func setupTest() (string, error) {
+	// write the composeFile to a temporary file
+	tmpDir, err := os.MkdirTemp("", "katenary-test-parse")
+	if err != nil {
+		return "", err
+	}
+	writeFile := filepath.Join(tmpDir, "compose.yaml")
+	writeErr := os.WriteFile(writeFile, []byte(composeFile), 0644)
+	return writeFile, writeErr
+}
+
+func tearDownTest(tmpDir string) {
+	if tmpDir != "" {
+		if err := os.RemoveAll(tmpDir); err != nil {
+			log.Fatalf("Failed to remove temporary directory %s: %s", tmpDir, err.Error())
+		}
+	}
+}
+
+func TestParse(t *testing.T) {
+	file, err := setupTest()
+	dirname := filepath.Dir(file)
+	currentDir, _ := os.Getwd()
+	if err := os.Chdir(dirname); err != nil {
+		t.Fatalf("Failed to change directory to %s: %s", dirname, err.Error())
+	}
+	defer func() {
+		tearDownTest(dirname)
+		if err := os.Chdir(currentDir); err != nil {
+			t.Fatalf("Failed to change back to original directory %s: %s", currentDir, err.Error())
+		}
+	}()
+
+	if err != nil {
+		t.Fatalf("Failed to setup test: %s", err.Error())
+	}
+
+	Project, err := Parse(nil, nil)
+	if err != nil {
+		t.Fatalf("Failed to parse compose file: %s", err.Error())
+	}
+	if Project == nil {
+		t.Fatal("Expected project to be not nil")
+	}
+}
--- a/utils/hash_test.go
+++ b/utils/hash_test.go
@@ -0,0 +1,13 @@
+package utils
+
+import "testing"
+
+func TestHash(t *testing.T) {
+	h, err := HashComposefiles([]string{"./hash.go"})
+	if err != nil {
+		t.Fatalf("failed to hash compose files: %v", err)
+	}
+	if len(h) == 0 {
+		t.Fatal("hash should not be empty")
+	}
+}
--- a/utils/icons.go
+++ b/utils/icons.go
@@ -22,7 +22,7 @@ const (
 )

 // Warn prints a warning message
-func Warn(msg ...interface{}) {
+func Warn(msg ...any) {
 	orange := "\033[38;5;214m"
 	reset := "\033[0m"
 	fmt.Print(IconWarning, orange, " ")
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -136,12 +136,12 @@ func GetValuesFromLabel(service types.ServiceConfig, LabelValues string) map[str
 			switch val := value.(type) {
 			case string:
 				descriptions[val] = nil
-			case map[string]interface{}:
-				for k, v := range value.(map[string]interface{}) {
+			case map[string]any:
+				for k, v := range value.(map[string]any) {
 					descriptions[k] = &EnvConfig{Service: service, Description: v.(string)}
 				}
-			case map[interface{}]interface{}:
-				for k, v := range value.(map[interface{}]interface{}) {
+			case map[any]any:
+				for k, v := range value.(map[any]any) {
 					descriptions[k.(string)] = &EnvConfig{Service: service, Description: v.(string)}
 				}
 			default:
@@ -165,7 +165,9 @@ func Confirm(question string, icon ...Icon) bool {
 		fmt.Print(question + " [y/N] ")
 	}
 	var response string
-	fmt.Scanln(&response)
+	if _, err := fmt.Scanln(&response); err != nil {
+		log.Fatalf("Error parsing response: %s", err.Error())
+	}
 	return strings.ToLower(response) == "y"
 }