Add support for Shelly Cloud API

src/core/schemas.py

@@ -81,7 +81,9 @@ class GateResponse(BaseModel):
     id: int
     name: str
     gate_type: str
-    avconnect_macro_id: str
+    api_provider: str
+    avconnect_macro_id: Optional[str] = None
+    shelly_device_id: Optional[str] = None
     status: str
     group_name: Optional[str] = None
     lat: Optional[float] = None
@@ -101,15 +103,17 @@ class GatePublicResponse(BaseModel):
 
 class GateCreate(BaseModel):
     name: str
-    gate_type: str   # 'car' | 'pedestrian'
-    avconnect_macro_id: str
+    gate_type: str              # 'car' | 'pedestrian'
+    api_provider: str = "avconnect"   # 'avconnect' | 'shelly'
+    avconnect_macro_id: Optional[str] = None
+    shelly_device_id: Optional[str] = None
     status: str = "enabled"
     group_name: Optional[str] = None
     lat: Optional[float] = None
     lon: Optional[float] = None
 
 
-# ── AVConnect Credentials ─────────────────────────────────────────────────────
+# ── API Credentials ──────────────────────────────────────────────────────────
 
 class CredentialRead(BaseModel):
     id: int
@@ -121,6 +125,16 @@ class CredentialUpsert(BaseModel):
     password: str
 
 
+class ShellyCredentialRead(BaseModel):
+    id: int
+    server_uri: str
+
+
+class ShellyCredentialUpsert(BaseModel):
+    server_uri: str
+    auth_key: str
+
+
 # ── Admin users ───────────────────────────────────────────────────────────────
 
 class AdminUserResponse(BaseModel):