Fix blumeops-tasks for Todoist API v1 migration (#155)

## Summary
- Migrate from deprecated Todoist REST API v2 (`410 Gone`) to new unified API v1
- Add cursor-based pagination for project and task listing endpoints
- Switch 1Password credential retrieval from `op item get --fields` to `op read`

## Testing
- [x] `mise run blumeops-tasks` returns all 9 tasks successfully
- [x] Pre-commit hooks pass

Reviewed-on: https://forge.ops.eblu.me/eblume/blumeops/pulls/155

docs/changelog.d/fix-blumeops-tasks-todoist-api-v1.bugfix.md

@@ -0,0 +1 @@
+Fix blumeops-tasks: migrate from deprecated Todoist REST API v2 to API v1, handle cursor-based pagination, and use `op read` for 1Password credential retrieval.

mise-tasks/blumeops-tasks

@@ -28,7 +28,7 @@ import httpx
 from rich.console import Console
 from rich.text import Text
 
-TODOIST_API_BASE = "https://api.todoist.com/rest/v2"
+TODOIST_API_BASE = "https://api.todoist.com/api/v1"
 PROJECT_NAME = "Blumeops"
 
 # Priority mapping: Todoist API uses 1=normal(p4), 2=moderate(p3), 3=high(p2), 4=urgent(p1)
@@ -40,17 +40,7 @@ PRIORITY_SORT_ORDER = {4: 1, 3: 2, 1: 3, 2: 4}  # Lower = earlier
 def get_todoist_token() -> str:
     """Retrieve Todoist API token from 1Password."""
     result = subprocess.run(
-        [
-            "op",
-            "--vault",
-            "vg6xf6vvfmoh5hqjjhlhbeoaie",
-            "item",
-            "get",
-            "c53h3xnmswhvexa5mntoyvhgpm",
-            "--fields",
-            "credential",
-            "--reveal",
-        ],
+        ["op", "read", "op://vg6xf6vvfmoh5hqjjhlhbeoaie/c53h3xnmswhvexa5mntoyvhgpm/credential"],
         capture_output=True,
         text=True,
     )
@@ -61,22 +51,40 @@ def get_todoist_token() -> str:
 
 def get_project_id(client: httpx.Client, project_name: str) -> str:
     """Find project ID by name."""
-    response = client.get(f"{TODOIST_API_BASE}/projects")
+    cursor = None
+    while True:
+        params = {}
+        if cursor:
+            params["cursor"] = cursor
+        response = client.get(f"{TODOIST_API_BASE}/projects", params=params)
         response.raise_for_status()
-    projects = response.json()
-
-    for project in projects:
+        data = response.json()
+        for project in data.get("results", data if isinstance(data, list) else []):
             if project["name"] == project_name:
                 return project["id"]
+        cursor = data.get("next_cursor") if isinstance(data, dict) else None
+        if not cursor:
+            break
 
     raise RuntimeError(f"Project '{project_name}' not found in Todoist")
 
 
 def get_tasks(client: httpx.Client, project_id: str) -> list[dict]:
     """Get all tasks for a project."""
-    response = client.get(f"{TODOIST_API_BASE}/tasks", params={"project_id": project_id})
+    tasks = []
+    cursor = None
+    while True:
+        params = {"project_id": project_id}
+        if cursor:
+            params["cursor"] = cursor
+        response = client.get(f"{TODOIST_API_BASE}/tasks", params=params)
         response.raise_for_status()
-    return response.json()
+        data = response.json()
+        tasks.extend(data.get("results", data if isinstance(data, list) else []))
+        cursor = data.get("next_cursor") if isinstance(data, dict) else None
+        if not cursor:
+            break
+    return tasks
 
 
 def is_due(task: dict) -> bool: