docs: add swagger annotations to API structs

Author: SBALAVIGNESH123

modules/structs/actions_permissions.go

@@ -4,6 +4,7 @@
 package structs
 
 // ActionsPermissions represents Actions token permissions for a repository
+// swagger:model
 type ActionsPermissions struct {
 	PermissionMode    int  `json:"permission_mode"`
 	ActionsRead       bool `json:"actions_read"`
@@ -20,6 +21,7 @@ type ActionsPermissions struct {
 }
 
 // OrgActionsPermissions represents organization-level Actions token permissions
+// swagger:model
 type OrgActionsPermissions struct {
 	PermissionMode    int  `json:"permission_mode"`
 	AllowRepoOverride bool `json:"allow_repo_override"`
@@ -37,6 +39,7 @@ type OrgActionsPermissions struct {
 }
 
 // CrossRepoAccessRule represents a cross-repository access rule
+// swagger:model
 type CrossRepoAccessRule struct {
 	ID           int64 `json:"id"`
 	OrgID        int64 `json:"org_id"`