feat(config): add hooks structure to service configuration

pkg/config/config.go

@@ -55,6 +55,7 @@ type Service struct {
 	Forwards     []string     `yaml:"forwards"`
 	Recreate     bool         `yaml:"recreate"`
 	LocalPorts   []int
+	Hooks        *Hooks
 }
 
 type HealthCheck struct {
@@ -82,6 +83,11 @@ type Volume struct {
 	Path string `yaml:"path" validate:"required,unix_path"`
 }
 
+type Hooks struct {
+	Pre  string `yaml:"pre"`
+	Post string `yaml:"post"`
+}
+
 func ParseConfig(data []byte) (*Config, error) {
 	// Load any .env file from the current directory
 	_ = godotenv.Load()

pkg/config/config_test.go

@@ -156,3 +156,104 @@ volumes:
 	assert.Contains(suite.T(), err.Error(), "validation error")
 	assert.Contains(suite.T(), err.Error(), "Config.Dependencies[0].Volumes[0]")
 }
+
+func (suite *ConfigTestSuite) TestParseConfig_WithHooks() {
+	yamlData := []byte(`
+project:
+  name: "test-project"
+  domain: "example.com"
+  email: "[email protected]"
+servers:
+  - host: "example.com"
+    port: 22
+    user: "user"
+    ssh_key: "~/.ssh/id_rsa"
+services:
+  - name: "web"
+    image: "nginx:latest"
+    port: 80
+    routes:
+      - path: "/"
+    hooks:
+      pre: "echo 'local pre-hook'"
+      post: "echo 'local post-hook'"
+`)
+
+	config, err := ParseConfig(yamlData)
+
+	assert.NoError(suite.T(), err)
+	assert.NotNil(suite.T(), config)
+	assert.NotNil(suite.T(), config.Services[0].Hooks)
+
+	// Test Pre Hooks
+	assert.NotNil(suite.T(), config.Services[0].Hooks.Pre)
+	assert.Equal(suite.T(), "echo 'local pre-hook'", config.Services[0].Hooks.Pre)
+
+	// Test Post Hooks
+	assert.NotNil(suite.T(), config.Services[0].Hooks.Post)
+	assert.Equal(suite.T(), "echo 'local post-hook'", config.Services[0].Hooks.Post)
+}
+
+func (suite *ConfigTestSuite) TestParseConfig_PartialHooks() {
+	yamlData := []byte(`
+project:
+  name: "test-project"
+  domain: "example.com"
+  email: "[email protected]"
+servers:
+  - host: "example.com"
+    port: 22
+    user: "user"
+    ssh_key: "~/.ssh/id_rsa"
+services:
+  - name: "web"
+    image: "nginx:latest"
+    port: 80
+    routes:
+      - path: "/"
+    hooks:
+      pre: "echo 'only local pre-hook'"
+`)
+
+	config, err := ParseConfig(yamlData)
+
+	assert.NoError(suite.T(), err)
+	assert.NotNil(suite.T(), config)
+	assert.NotNil(suite.T(), config.Services[0].Hooks)
+
+	// Test Pre Hooks
+	assert.NotNil(suite.T(), config.Services[0].Hooks.Pre)
+	assert.Equal(suite.T(), "echo 'only local pre-hook'", config.Services[0].Hooks.Pre)
+
+	// Test Post Hooks
+	assert.NotNil(suite.T(), config.Services[0].Hooks.Post)
+	assert.Equal(suite.T(), "", config.Services[0].Hooks.Post)
+}
+
+func (suite *ConfigTestSuite) TestParseConfig_InvalidHookFormat() {
+	yamlData := []byte(`
+project:
+  name: "test-project"
+  domain: "example.com"
+  email: "[email protected]"
+servers:
+  - host: "example.com"
+    port: 22
+    user: "user"
+    ssh_key: "~/.ssh/id_rsa"
+services:
+  - name: "web"
+    image: "nginx:latest"
+    port: 80
+    routes:
+      - path: "/"
+    hooks:
+      pre:
+        invalid_field: true
+`)
+
+	config, err := ParseConfig(yamlData)
+
+	assert.Error(suite.T(), err)
+	assert.Nil(suite.T(), config)
+}