Update app.py

app.py

@@ -9,7 +9,11 @@ import shutil  # Make sure this is imported at the top
 TOPICS_DIR = "topics"
 TEMP_DIR = "temp_build"
 os.makedirs(TEMP_DIR, exist_ok=True)
-
+# Auto-load files if the container restarted
+if not os.path.exists(TOPICS_DIR) or not os.listdir(TOPICS_DIR):
+    print("System restart detected. Auto-pulling files from GitHub...")
+    pull_from_github()
+    
 st.set_page_config(page_title="Physics Topics", layout="wide")
 
 # ==========================================
@@ -169,7 +173,7 @@ def compile_latex(file_path):
 st.sidebar.title(f"Physics Archive ({current_role.title()})")
 
 # ADMIN ONLY: Sync Button
-if current_role == 'admin' or current_role == 'viewer':
+if current_role == 'admin':
     if st.sidebar.button("🔄 Pull from GitHub"):
         with st.spinner("Downloading latest files..."):
             success, msg = pull_from_github()