feat(feishu): replace built-in SDK with community plugin

Replace the built-in Feishu SDK with the community-maintained
clawdbot-feishu plugin by @m1heng.

Changes:
- Remove src/feishu/ directory (19 files)
- Remove src/channels/plugins/outbound/feishu.ts
- Remove src/channels/plugins/normalize/feishu.ts
- Remove src/config/types.feishu.ts
- Remove feishu exports from plugin-sdk/index.ts
- Remove FeishuConfig from types.channels.ts

New features in community plugin:
- Document tools (read/create/edit Feishu docs)
- Wiki tools (navigate/manage knowledge base)
- Drive tools (folder/file management)
- Bitable tools (read/write table records)
- Permission tools (collaborator management)
- Emoji reactions support
- Typing indicators
- Rich media support (bidirectional image/file transfer)
- @mention handling
- Skills for feishu-doc, feishu-wiki, feishu-drive, feishu-perm

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

extensions/feishu/src/perm-schema.ts

@@ -0,0 +1,52 @@
+import { Type, type Static } from "@sinclair/typebox";
+
+const TokenType = Type.Union([
+  Type.Literal("doc"),
+  Type.Literal("docx"),
+  Type.Literal("sheet"),
+  Type.Literal("bitable"),
+  Type.Literal("folder"),
+  Type.Literal("file"),
+  Type.Literal("wiki"),
+  Type.Literal("mindnote"),
+]);
+
+const MemberType = Type.Union([
+  Type.Literal("email"),
+  Type.Literal("openid"),
+  Type.Literal("userid"),
+  Type.Literal("unionid"),
+  Type.Literal("openchat"),
+  Type.Literal("opendepartmentid"),
+]);
+
+const Permission = Type.Union([
+  Type.Literal("view"),
+  Type.Literal("edit"),
+  Type.Literal("full_access"),
+]);
+
+export const FeishuPermSchema = Type.Union([
+  Type.Object({
+    action: Type.Literal("list"),
+    token: Type.String({ description: "File token" }),
+    type: TokenType,
+  }),
+  Type.Object({
+    action: Type.Literal("add"),
+    token: Type.String({ description: "File token" }),
+    type: TokenType,
+    member_type: MemberType,
+    member_id: Type.String({ description: "Member ID (email, open_id, user_id, etc.)" }),
+    perm: Permission,
+  }),
+  Type.Object({
+    action: Type.Literal("remove"),
+    token: Type.String({ description: "File token" }),
+    type: TokenType,
+    member_type: MemberType,
+    member_id: Type.String({ description: "Member ID to remove" }),
+  }),
+]);
+
+export type FeishuPermParams = Static<typeof FeishuPermSchema>;