Add optional photo providers, layout studio and scoped integrations

pigway_frame_flow/core/registry.py

@@ -32,10 +32,15 @@ class DeviceRegistry:
         for id, entry in devices.items():
             if not entry.get("enabled", True):
                 continue
-            if entry.get("driver") != "kokonna":
-                raise ValueError("Unsupported configured device driver")
             if not __import__("re").fullmatch(r"[a-z0-9-]{1,60}", id):
                 raise ValueError("Invalid configured device ID")
+            if entry.get("driver") == "generic_http_frame":
+                from pigway_frame_flow.drivers.generic_http import GenericHTTPDriver
+
+                self.drivers[id] = GenericHTTPDriver(id, entry, settings)
+                continue
+            if entry.get("driver") != "kokonna":
+                raise ValueError("Unsupported configured device driver")
             client: MockClient | KokonnaClient
             if settings.mock:
                 root = settings.data_dir / "cache" / id
@@ -71,4 +76,8 @@ class DeviceRegistry:
 
     def official_widgets(self, id: str):
         self.get(id)
+        if id not in self.official:
+            raise FlowError(
+                E.UNSUPPORTED_CAPABILITY, "This driver has no official widgets", 422
+            )
         return self.official[id].widgets()