Implement Streamlit-native solution: remove dotenv dependency and use st.secrets directly

frontend/app.py

@@ -10,8 +10,6 @@ import os
 import sys
 import io
 from typing import Dict, List, Optional
-from dotenv import load_dotenv
-load_dotenv()
 
 import os
 print("DEBUG: FRED_API_KEY from os.getenv =", os.getenv('FRED_API_KEY'))
@@ -92,7 +90,7 @@ def load_config():
     print(f"DEBUG: load_config() - FRED_API_KEY from os.getenv = {fred_key}")
     if not fred_key:
         try:
-            fred_key = st.secrets.get("FRED_API_KEY")
+            fred_key = st.secrets["FRED_API_KEY"]
             print(f"DEBUG: load_config() - FRED_API_KEY from st.secrets = {fred_key}")
         except Exception as e:
             print(f"DEBUG: load_config() - Error getting from st.secrets: {e}")

streamlit_app.py

@@ -1,44 +1,21 @@
 #!/usr/bin/env python3
-"""Diagnostic entry‐point for Streamlit Cloud deployment."""
+"""Streamlit-native entry point for Streamlit Cloud deployment."""
 import os, sys
-
-# CRITICAL: Set environment variable BEFORE importing streamlit
-# This ensures the key is available when the frontend app imports
-
-# 1. Try to get the key from environment first
-fred_key = os.getenv("FRED_API_KEY")
-
-# 2. If not in environment, we'll get it from Streamlit secrets later
-if not fred_key:
-    # Import streamlit only when needed
-    import streamlit as st
-    fred_key = st.secrets.get("FRED_API_KEY")
-
-print(f"DEBUG: FRED_API_KEY from os.getenv = {os.getenv('FRED_API_KEY')}")
-print(f"DEBUG: Final fred_key = {fred_key}")
-
-# 3. Set the environment variable IMMEDIATELY
-if fred_key:
-    os.environ["FRED_API_KEY"] = fred_key
-    print(f"DEBUG: Set FRED_API_KEY in environment = {os.environ.get('FRED_API_KEY')}")
-else:
-    print("DEBUG: No FRED API key found!")
-
-# 4. Now import streamlit and frontend code
 import streamlit as st
-from dotenv import load_dotenv
-
-# Load .env locally (no‐op in Cloud)…
-load_dotenv()
 
-# 5. Double-check the key is available
-if not os.getenv("FRED_API_KEY"):
-    st.error("❌ FRED API not available. Please configure your FRED_API_KEY.")
+# Streamlit-native solution: Use st.secrets directly
+fred_key = os.getenv("FRED_API_KEY") or st.secrets["FRED_API_KEY"]
+if not fred_key:
+    st.error("❌ FRED API key not found. Configure it in Streamlit Cloud Secrets.")
     st.info("Available environment variables: " + str(list(os.environ.keys())))
     st.info("Available secrets keys: " + str(list(st.secrets.keys())))
     st.stop()
 
-# 6. Now hook up your frontend code
+# Set the environment variable for the frontend app
+os.environ["FRED_API_KEY"] = fred_key
+print(f"DEBUG: Set FRED_API_KEY in environment = {os.environ.get('FRED_API_KEY')}")
+
+# Now hook up your frontend code
 HERE = os.path.dirname(os.path.abspath(__file__))
 sys.path.insert(0, os.path.join(HERE, "frontend"))
 from app import main as app_main