feat(plugins): add taskqueue permission to manifest schema

Add TaskQueuePermission with maxConcurrency option.

plugins/manifest-schema.json

@@ -110,6 +110,9 @@
         },
         "users": {
           "$ref": "#/$defs/UsersPermission"
+        },
+        "taskqueue": {
+          "$ref": "#/$defs/TaskQueuePermission"
         }
       }
     },
@@ -224,6 +227,23 @@
         }
       }
     },
+    "TaskQueuePermission": {
+      "type": "object",
+      "description": "Task queue permissions for background task processing",
+      "additionalProperties": false,
+      "properties": {
+        "reason": {
+          "type": "string",
+          "description": "Explanation for why task queue access is needed"
+        },
+        "maxConcurrency": {
+          "type": "integer",
+          "description": "Maximum total concurrent workers across all queues. Default: 1",
+          "minimum": 1,
+          "default": 1
+        }
+      }
+    },
     "UsersPermission": {
       "type": "object",
       "description": "Users service permissions for accessing user information",

plugins/manifest_gen.go

@@ -181,6 +181,9 @@ type Permissions struct {
 	// Subsonicapi corresponds to the JSON schema field "subsonicapi".
 	Subsonicapi *SubsonicAPIPermission `json:"subsonicapi,omitempty" yaml:"subsonicapi,omitempty" mapstructure:"subsonicapi,omitempty"`
 
+	// Taskqueue corresponds to the JSON schema field "taskqueue".
+	Taskqueue *TaskQueuePermission `json:"taskqueue,omitempty" yaml:"taskqueue,omitempty" mapstructure:"taskqueue,omitempty"`
+
 	// Users corresponds to the JSON schema field "users".
 	Users *UsersPermission `json:"users,omitempty" yaml:"users,omitempty" mapstructure:"users,omitempty"`
 
@@ -200,6 +203,36 @@ type SubsonicAPIPermission struct {
 	Reason *string `json:"reason,omitempty" yaml:"reason,omitempty" mapstructure:"reason,omitempty"`
 }
 
+// Task queue permissions for background task processing
+type TaskQueuePermission struct {
+	// Maximum total concurrent workers across all queues. Default: 1
+	MaxConcurrency int `json:"maxConcurrency,omitempty" yaml:"maxConcurrency,omitempty" mapstructure:"maxConcurrency,omitempty"`
+
+	// Explanation for why task queue access is needed
+	Reason *string `json:"reason,omitempty" yaml:"reason,omitempty" mapstructure:"reason,omitempty"`
+}
+
+// UnmarshalJSON implements json.Unmarshaler.
+func (j *TaskQueuePermission) UnmarshalJSON(value []byte) error {
+	var raw map[string]interface{}
+	if err := json.Unmarshal(value, &raw); err != nil {
+		return err
+	}
+	type Plain TaskQueuePermission
+	var plain Plain
+	if err := json.Unmarshal(value, &plain); err != nil {
+		return err
+	}
+	if v, ok := raw["maxConcurrency"]; !ok || v == nil {
+		plain.MaxConcurrency = 1.0
+	}
+	if 1 > plain.MaxConcurrency {
+		return fmt.Errorf("field %s: must be >= %v", "maxConcurrency", 1)
+	}
+	*j = TaskQueuePermission(plain)
+	return nil
+}
+
 // Enable experimental WebAssembly threads support
 type ThreadsFeature struct {
 	// Explanation for why threads support is needed