feat(core): add OpenClaw to AppType enum and database schema

- Add OpenClaw variant to AppType enum
- Update is_additive_mode() to return true for OpenClaw
- Update McpApps, SkillApps, McpRoot, PromptRoot structs
- Add database migration v5 to v6 for enabled_openclaw columns
- Update mcp_servers and skills table definitions

src-tauri/src/database/schema.rs

@@ -58,7 +58,8 @@ impl Database {
             id TEXT PRIMARY KEY, name TEXT NOT NULL, server_config TEXT NOT NULL,
             description TEXT, homepage TEXT, docs TEXT, tags TEXT NOT NULL DEFAULT '[]',
             enabled_claude BOOLEAN NOT NULL DEFAULT 0, enabled_codex BOOLEAN NOT NULL DEFAULT 0,
-            enabled_gemini BOOLEAN NOT NULL DEFAULT 0, enabled_opencode BOOLEAN NOT NULL DEFAULT 0
+            enabled_gemini BOOLEAN NOT NULL DEFAULT 0, enabled_opencode BOOLEAN NOT NULL DEFAULT 0,
+            enabled_openclaw BOOLEAN NOT NULL DEFAULT 0
         )",
             [],
         )
@@ -86,6 +87,7 @@ impl Database {
             enabled_codex BOOLEAN NOT NULL DEFAULT 0,
             enabled_gemini BOOLEAN NOT NULL DEFAULT 0,
             enabled_opencode BOOLEAN NOT NULL DEFAULT 0,
+            enabled_openclaw BOOLEAN NOT NULL DEFAULT 0,
             installed_at INTEGER NOT NULL DEFAULT 0
         )",
             [],
@@ -360,6 +362,11 @@ impl Database {
                         Self::migrate_v4_to_v5(conn)?;
                         Self::set_user_version(conn, 5)?;
                     }
+                    5 => {
+                        log::info!("迁移数据库从 v5 到 v6（OpenClaw 支持）");
+                        Self::migrate_v5_to_v6(conn)?;
+                        Self::set_user_version(conn, 6)?;
+                    }
                     _ => {
                         return Err(AppError::Database(format!(
                             "未知的数据库版本 {version}，无法迁移到 {SCHEMA_VERSION}"
@@ -852,6 +859,7 @@ impl Database {
                 enabled_claude BOOLEAN NOT NULL DEFAULT 0,
                 enabled_codex BOOLEAN NOT NULL DEFAULT 0,
                 enabled_gemini BOOLEAN NOT NULL DEFAULT 0,
+                enabled_openclaw BOOLEAN NOT NULL DEFAULT 0,
                 installed_at INTEGER NOT NULL DEFAULT 0
             )",
             [],
@@ -914,6 +922,30 @@ impl Database {
         Ok(())
     }
 
+    /// v5 -> v6 迁移：添加 OpenClaw 支持
+    ///
+    /// 为 mcp_servers 和 skills 表添加 enabled_openclaw 列。
+    fn migrate_v5_to_v6(conn: &Connection) -> Result<(), AppError> {
+        // 为 mcp_servers 表添加 enabled_openclaw 列
+        Self::add_column_if_missing(
+            conn,
+            "mcp_servers",
+            "enabled_openclaw",
+            "BOOLEAN NOT NULL DEFAULT 0",
+        )?;
+
+        // 为 skills 表添加 enabled_openclaw 列
+        Self::add_column_if_missing(
+            conn,
+            "skills",
+            "enabled_openclaw",
+            "BOOLEAN NOT NULL DEFAULT 0",
+        )?;
+
+        log::info!("v5 -> v6 迁移完成：已添加 OpenClaw 支持");
+        Ok(())
+    }
+
     /// 插入默认模型定价数据
     /// 格式: (model_id, display_name, input, output, cache_read, cache_creation)
     /// 注意: model_id 使用短横线格式（如 claude-haiku-4-5），与 API 返回的模型名称标准化后一致