fix(planka): handle nested items in API response and add safety checks

server.py

@@ -16,6 +16,8 @@ class PlankaClient:
     def __init__(self, url: str, token: str):
         self.url = url.rstrip("/")
         self.token = token
+        # Planka uses standard JWT tokens, but they don't always require "Bearer " in the header 
+        # for all internal API calls, though standard is to use it.
         self.headers = {"Authorization": f"Bearer {token}"}
 
     def _get(self, endpoint: str, params: Optional[dict] = None) -> Any:
@@ -29,13 +31,23 @@ class PlankaClient:
         return response.json()
 
     def get_projects(self) -> List[dict]:
-        return self._get("projects")
+        data = self._get("projects")
+        # Handle Planka API response structure which often wraps items in 'items'
+        if isinstance(data, dict) and "items" in data:
+            return data["items"]
+        return data
 
     def get_boards(self, project_id: str) -> List[dict]:
-        return self._get(f"projects/{project_id}/boards")
+        data = self._get(f"projects/{project_id}/boards")
+        if isinstance(data, dict) and "items" in data:
+            return data["items"]
+        return data
 
     def get_cards(self, board_id: str) -> List[dict]:
-        return self._get(f"boards/{board_id}/cards")
+        data = self._get(f"boards/{board_id}/cards")
+        if isinstance(data, dict) and "items" in data:
+            return data["items"]
+        return data
 
     def create_card(self, board_id: str, list_id: str, name: str, description: str = "") -> dict:
         return self._post("cards", {
@@ -60,18 +72,24 @@ def get_client():
 def list_projects() -> str:
     """List all Planka projects available to the user."""
     projects = get_client().get_projects()
+    if not projects:
+        return "No projects found."
     return "\n".join([f"- {p['name']} (ID: {p['id']})" for p in projects])
 
 @mcp.tool()
 def list_boards(project_id: str) -> str:
     """List all boards for a given project ID."""
     boards = get_client().get_boards(project_id)
+    if not boards:
+        return "No boards found."
     return "\n".join([f"- {b['name']} (ID: {b['id']})" for b in boards])
 
 @mcp.tool()
 def list_cards(board_id: str) -> str:
     """List all cards for a given board ID."""
     cards = get_client().get_cards(board_id)
+    if not cards:
+        return "No cards found."
     return "\n".join([f"- {c['name']} (ID: {c['id']})" for c in cards])
 
 @mcp.tool()