Fix gspread import - move to module level

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

ir/sheets_storage.py

@@ -11,6 +11,16 @@ from datetime import datetime
 from typing import Optional, Dict, Any, List
 import logging
 
+# Import gspread at module level
+try:
+    import gspread
+    from google.oauth2.service_account import Credentials
+    GSPREAD_AVAILABLE = True
+except ImportError:
+    GSPREAD_AVAILABLE = False
+    gspread = None
+    Credentials = None
+
 logger = logging.getLogger(__name__)
 
 # Google Sheets configuration
@@ -25,13 +35,16 @@ _spreadsheet = None
 
 def _get_credentials():
     """Get Google credentials from environment variable."""
+    if not GSPREAD_AVAILABLE:
+        logger.warning("gspread not installed")
+        return None
+
     creds_json = os.environ.get("GOOGLE_SHEETS_CREDENTIALS")
     if not creds_json:
         logger.warning("GOOGLE_SHEETS_CREDENTIALS not set")
         return None
 
     try:
-        from google.oauth2.service_account import Credentials
         creds_dict = json.loads(creds_json)
         scopes = [
             "https://www.googleapis.com/auth/spreadsheets",
@@ -50,8 +63,10 @@ def _get_spreadsheet():
     if _spreadsheet is not None:
         return _spreadsheet
 
+    if not GSPREAD_AVAILABLE:
+        return None
+
     try:
-        import gspread
         creds = _get_credentials()
         if creds is None:
             return None
@@ -168,7 +183,7 @@ def save_notes_to_sheets(
 
 def is_sheets_enabled() -> bool:
     """Check if Google Sheets storage is configured and working."""
-    return os.environ.get("GOOGLE_SHEETS_CREDENTIALS") is not None
+    return GSPREAD_AVAILABLE and os.environ.get("GOOGLE_SHEETS_CREDENTIALS") is not None
 
 
 def test_connection() -> Dict[str, Any]: