feat(extensions): add ZIP installation and unify action dialogs

backend/app/routes.py

@@ -5,11 +5,13 @@ from contextlib import aclosing
 from datetime import datetime, timezone
 from uuid import uuid4
 
-from fastapi import APIRouter, Header, Query
+from fastapi import APIRouter, Header, Query, Request
 from fastapi.responses import StreamingResponse
 
 from app.agent import AgentCapacityError, AgentRunNotFoundError
 from app.container import container
+from app.config import get_settings
+from app.extensions.archive import MAX_ZIP_BYTES, install_zip
 from app.services.persona_settings import PersonaSettings, load_persona, save_persona
 from app.contracts import (
     AgentRun,
@@ -659,6 +661,27 @@ async def install_skill(request: ExtensionInstallRequest) -> Skill:
     return extension_call(lambda: container.skills.install(request.package_path))
 
 
+async def read_extension_zip(request: Request) -> bytes:
+    data = bytearray()
+    async for chunk in request.stream():
+        if len(data) + len(chunk) > MAX_ZIP_BYTES:
+            raise ApiError(413, 'EXTENSION_ZIP_TOO_LARGE', 'ZIP 文件不能超过 10 MiB。')
+        data.extend(chunk)
+    return bytes(data)
+
+
+@router.post('/skills/install-zip', response_model=Skill, status_code=202, tags=['Skills'])
+async def install_skill_zip(request: Request) -> Skill:
+    data = await read_extension_zip(request)
+    return extension_call(lambda: install_zip(data, 'skill', get_settings().data_dir / 'extension-packages', container.skills.install))
+
+
+@router.post('/plugins/install-zip', response_model=Plugin, status_code=202, tags=['Plugins'])
+async def install_plugin_zip(request: Request) -> Plugin:
+    data = await read_extension_zip(request)
+    return extension_call(lambda: install_zip(data, 'plugin', get_settings().data_dir / 'extension-packages', container.plugins.install))
+
+
 @router.post(
     "/skills/{skill_id}/enable",
     response_model=Skill,