feat: Implement initial Homelab Automation API v2 with new models, routes, and core architecture, including a SQLAlchemy model refactoring script.

app/services/docker_actions.py

@@ -613,5 +613,58 @@ class DockerActionsService:
             }
 
 
+    async def list_networks(
+        self,
+        host_id: str,
+    ) -> Dict[str, Any]:
+        """List Docker networks on a host."""
+        import json as json_lib
+        host = await self._get_host_info(host_id)
+
+        try:
+            conn = await self._ssh_connect(host["ip"])
+            try:
+                use_sudo_state: Dict[str, Optional[bool]] = {"value": None}
+                result = await self._run_docker(
+                    conn,
+                    'docker network ls --format "{{json .}}"',
+                    use_sudo_state,
+                )
+
+                networks = []
+                if result["success"] and result["stdout"].strip():
+                    for line in result["stdout"].strip().splitlines():
+                        line = line.strip()
+                        if not line:
+                            continue
+                        try:
+                            net = json_lib.loads(line)
+                            networks.append({
+                                "id": net.get("ID", ""),
+                                "name": net.get("Name", ""),
+                                "driver": net.get("Driver", ""),
+                                "scope": net.get("Scope", ""),
+                            })
+                        except json_lib.JSONDecodeError:
+                            continue
+
+                return {
+                    "host_id": host_id,
+                    "host_name": host["name"],
+                    "networks": networks,
+                    "total": len(networks),
+                }
+            finally:
+                conn.close()
+        except DockerActionError as e:
+            return {
+                "host_id": host_id,
+                "host_name": host.get("name", ""),
+                "networks": [],
+                "total": 0,
+                "error": str(e),
+            }
+
+
 # Singleton instance
 docker_actions = DockerActionsService()