Clean up: Remove detailed descriptions from completed tasks 4.1 and 4.2

instructions.md

@@ -182,37 +182,12 @@ For each task completed:
 
 ### Phase 4: API Layer
 
-#### Task 4.1: Update Anime API Endpoints to Use Key ✅
+#### Task 4.1: Update Anime API Endpoints to Use Key ✅ (November 27, 2025)
 
-**Completed:** November 27, 2025
+#### Task 4.2: Update Download API Endpoints to Use Key ✅ (November 27, 2025)
-
-Updated `src/server/api/anime.py` to standardize all endpoints to use `key` as the primary series identifier:
-
--   Updated `AnimeSummary` model with proper documentation (key as primary identifier)
--   Updated `AnimeDetail` model with `key` field (replaced `id` field)
--   Updated `get_anime()` endpoint with key-first lookup and folder fallback
--   Updated `add_series()` endpoint to extract key from link URL
--   Updated `_perform_search()` to use key as identifier
--   All docstrings updated to clarify identifier usage
--   All anime API tests pass (11/11)
 
 ---
 
-#### Task 4.2: Update Download API Endpoints to Use Key ✅
-
-**Completed:** November 27, 2025
-
-Updated `src/server/api/download.py` and `src/server/models/download.py` to standardize identifier documentation:
-
--   Updated `DownloadRequest` model with comprehensive docstrings explaining `serie_id` (key as primary identifier) vs `serie_folder` (filesystem metadata)
--   Updated `DownloadItem` model with same clarification
--   Updated `add_to_queue()` endpoint docstring to document request parameters
--   Updated all test files to include required `serie_folder` field
--   All download API tests pass (23/23)
--   All integration tests pass (869/869)
-
-------
-
 #### Task 4.3: Update Queue API Endpoints to Use Key
 
 **File:** [`src/server/api/queue.py`](src/server/api/queue.py)