Update main.py

main.py

@@ -17,6 +17,14 @@ import random
 from datetime import datetime as dt_class, timezone
 from zoneinfo import ZoneInfo
 import pandas as pd
+import certifi # <-- ADDED IMPORT
+from resend import request as resend_request # <-- ADDED IMPORT
+
+# === SSL CERTIFICATE FIX ===
+# Force the Resend library's underlying requests to use a modern certificate bundle.
+# This is the secure way to fix "CERTIFICATE_VERIFY_FAILED" errors in environments
+# with outdated root certificates (like some container platforms).
+resend_request.Requests.set_default_verify(certifi.where())
 
 # === Logging Configuration ===
 if not os.path.exists('logs'):
@@ -37,10 +45,7 @@ root_logger.addHandler(file_handler)
 root_logger.addHandler(console_handler)
 
 # === ENV Config & Admin Setup ===
-# For authenticating API requests. This should match the users' actual login emails.
 ADMIN_EMAILS = ["rairorr@gmail.com", "nharingosheperd@gmail.com"]
-
-# NEW: For sending email notifications. This list works around the Resend bug.
 SEND_TO_EMAILS = ["rairorr@gmail.com", "nharingosheperd+guard@gmail.com"]
 
 RESEND_API_KEY = os.getenv("RESEND_API_KEY")
@@ -98,12 +103,11 @@ def send_rotation_notification(job_id, shift_record):
         job_name = job_data.get("name", "Unknown Job")
         shift_number = shift_record.get("shift_number", "Unknown")
 
-        # --- TIMEZONE CONVERSION ---
         human_readable_time = 'Unknown'
         try:
             assigned_time_iso = shift_record.get('assigned_at', '')
             utc_time = dt_class.fromisoformat(assigned_time_iso)
-            cat_tz = ZoneInfo("Africa/Harare") # CAT is UTC+2
+            cat_tz = ZoneInfo("Africa/Harare")
             cat_time = utc_time.astimezone(cat_tz)
             human_readable_time = cat_time.strftime("%B %d, %Y at %I:%M %p %Z")
         except (ValueError, TypeError) as e: