Update app.py

app.py

@@ -63,6 +63,8 @@ def signup():
 @app.route('/login', methods=['GET', 'POST'])
 def login():
     if request.method == 'POST':
+        # Login ke waqt session clear karein taake auto-logout na ho
+        session.clear() 
         username = request.form.get('username', '').strip()
         conn = get_db_connection()
         cursor = conn.cursor()
@@ -73,12 +75,12 @@ def login():
         if user:
             session.permanent = True
             session['user'] = username 
-            print(f"DEBUG: User {username} logged in successfully!")
             return redirect(url_for('dashboard'))
         else:
-            flash("User not found! Please signup first.", "error")
+            flash("User not found!", "error")
     return render_template('login.html')
 
+
 @app.route('/dashboard')
 def dashboard():
     if 'user' in session:
@@ -109,10 +111,17 @@ def process_frame():
     except Exception as e:
         return jsonify({"error": "Processing error"}), 400
 
+# @app.route('/logout')
+# def logout():
+#     session.clear() 
+#     return redirect(url_for('login'))
 @app.route('/logout')
 def logout():
-    session.clear() 
-    return redirect(url_for('login'))
+    session.clear() # Clear everything
+    # Browser ko cache saaf karne ka kahein
+    response = redirect(url_for('login'))
+    response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
+    return response
 
 if __name__ == '__main__':
     app.run(host='0.0.0.0', port=7860)