feat: project scaffold with models, config, and test fixtures

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server/models.py

@@ -0,0 +1,42 @@
+from pydantic import BaseModel
+
+
+class NodeConfig(BaseModel):
+    name: str
+    host: str
+    agent_port: int = 8889
+
+
+class NodeStatus(BaseModel):
+    name: str
+    host: str
+    healthy: bool
+    containers_total: int = 0
+    error: str | None = None
+
+
+class ServiceRef(BaseModel):
+    node: str
+    container: str
+
+
+class Group(BaseModel):
+    id: str
+    name: str
+    services: list[ServiceRef] = []
+
+
+class GroupsData(BaseModel):
+    groups: list[Group] = []
+
+
+class ServiceInfo(BaseModel):
+    id: str
+    name: str
+    node: str
+    status: str
+    image: str
+    created: str
+    uptime: str | None = None
+    is_swarm: bool = False
+    swarm_service: str | None = None