diff --git a/routes/collection.py b/routes/collection.py
index 91cc206..b0d964a 100644
--- a/routes/collection.py
+++ b/routes/collection.py
@@ -21,6 +21,7 @@ import json
 import os
 import re
 import sqlite3
+import threading
 import time
 from datetime import datetime, timezone
 from pathlib import Path
diff --git a/routes/deckgen.py b/routes/deckgen.py
index 0ec61e5..a3cd4d4 100644
--- a/routes/deckgen.py
+++ b/routes/deckgen.py
@@ -19,10 +19,13 @@ Deck generation endpoints (classic, Perplexity V1, V3):
 """
 from __future__ import annotations
 
+import csv
+import io
 import json
 import os
 import re
 import time
+from datetime import datetime
 from pathlib import Path
 from typing import Optional
 from urllib.request import urlopen, Request
diff --git a/routes/lab.py b/routes/lab.py
index 71084e9..af68557 100644
--- a/routes/lab.py
+++ b/routes/lab.py
@@ -20,6 +20,7 @@ from __future__ import annotations
 import glob
 import json
 import os
+import re
 import threading
 import uuid
 from datetime import datetime
diff --git a/routes/scanner.py b/routes/scanner.py
index 1f8fbf1..33d6d83 100644
--- a/routes/scanner.py
+++ b/routes/scanner.py
@@ -13,6 +13,7 @@ from __future__ import annotations
 
 import json
 import os
+import re
 import time
 from pathlib import Path
 from urllib.request import urlopen, Request