feat: Add App Center plugin functionality

api/routes/plugins.py

@@ -0,0 +1,73 @@
+from typing import List, Any, Dict
+from fastapi import APIRouter, HTTPException, Body
+from models import database
+from schemas import PluginCreate, PluginOut
+
+router = APIRouter(prefix="/api/plugins", tags=["plugins"])
+
+
+@router.post("", response_model=PluginOut)
+async def create_plugin(payload: PluginCreate):
+    rec = await database.Plugin.create(
+        url=payload.url,
+        enabled=payload.enabled,
+    )
+    return PluginOut.model_validate(rec)
+
+
+@router.get("", response_model=List[PluginOut])
+async def list_plugins():
+    rows = await database.Plugin.all().order_by("-id")
+    return [PluginOut.model_validate(r) for r in rows]
+
+
+@router.delete("/{plugin_id}")
+async def delete_plugin(plugin_id: int):
+    rec = await database.Plugin.get_or_none(id=plugin_id)
+    if not rec:
+        raise HTTPException(status_code=404, detail="Plugin not found")
+    await rec.delete()
+    return {"code": 0, "msg": "ok"}
+
+
+@router.put("/{plugin_id}", response_model=PluginOut)
+async def update_plugin(plugin_id: int, payload: PluginCreate):
+    rec = await database.Plugin.get_or_none(id=plugin_id)
+    if not rec:
+        raise HTTPException(status_code=404, detail="Plugin not found")
+    rec.url = payload.url
+    rec.enabled = payload.enabled
+    await rec.save()
+    return PluginOut.model_validate(rec)
+
+
+@router.post("/{plugin_id}/metadata", response_model=PluginOut)
+async def update_manifest(plugin_id: int, manifest: Dict[str, Any] = Body(...)):
+    rec = await database.Plugin.get_or_none(id=plugin_id)
+    if not rec:
+        raise HTTPException(status_code=404, detail="Plugin not found")
+    key_map = {
+        'key': 'key',
+        'name': 'name',
+        'version': 'version',
+        'supported_exts': 'supported_exts',
+        'supportedExts': 'supported_exts',
+        'default_bounds': 'default_bounds',
+        'defaultBounds': 'default_bounds',
+        'default_maximized': 'default_maximized',
+        'defaultMaximized': 'default_maximized',
+        'icon': 'icon',
+        'description': 'description',
+        'author': 'author',
+        'website': 'website',
+        'github': 'github',
+    }
+    for k, v in list(manifest.items()):
+        if v is None:
+            continue
+        attr = key_map.get(k)
+        if not attr:
+            continue
+        setattr(rec, attr, v)
+    await rec.save()
+    return PluginOut.model_validate(rec)