Backend boilerplate

Application/backend/backend/.env

+SWTICH_ACCESS_KEY_ID=4406dbe746a24614a9bc8f7ec864e59f
+SWITCH_SECRET_ACCESS_KEY=cec6e60954b24a51923fe5aaea9fbb3b
+SWTICH_ENDPOINT_URL=https://os.zhdk.cloud.switch.ch
+S3_BUCKET_NAME=cloud-bach-proj
\ No newline at end of file

Application/backend/backend/app.log

+2024-12-02 12:10:55,122 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:11:05,697 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:11:05,701 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:11:05,701 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:11:50,693 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:11:50] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-02 12:11:50,703 - __main__ - INFO - Enrollment attempt for email: test@gmail.com
+2024-12-02 12:11:51,392 - __main__ - ERROR - Unexpected error: An error occurred (InvalidAccessKeyId) when calling the PutObject operation: Unknown
+2024-12-02 12:11:51,396 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:11:51] "POST /enroll HTTP/1.1" 500 -
+2024-12-02 12:19:27,242 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:19:27,246 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:19:27,246 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:19:42,112 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:19:42] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-02 12:19:42,115 - __main__ - INFO - Enrollment attempt for email: test@gmail.com
+2024-12-02 12:19:42,700 - __main__ - ERROR - Unexpected error: An error occurred (InvalidAccessKeyId) when calling the PutObject operation: Unknown
+2024-12-02 12:19:42,702 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:19:42] "POST /enroll HTTP/1.1" 500 -
+2024-12-02 12:20:19,205 - __main__ - INFO - AWS_ACCESS_KEY_ID: AKIAVEKYIBTQEJB2XSNM
+2024-12-02 12:20:19,205 - __main__ - INFO - AWS_SECRET_ACCESS_KEY: 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
+2024-12-02 12:20:19,205 - __main__ - INFO - AWS_ENDPOINT_URL: https://os.zhdk.cloud.switch.ch
+2024-12-02 12:20:19,205 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-02 12:20:19,272 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:20:19,274 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:20:19,274 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:21:40,705 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: None
+2024-12-02 12:21:40,705 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: None
+2024-12-02 12:21:40,705 - __main__ - INFO - SWTICH_ENDPOINT_URL: None
+2024-12-02 12:21:40,705 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-02 12:21:40,713 - botocore.credentials - INFO - Found credentials in environment variables.
+2024-12-02 12:21:40,766 - botocore.configprovider - INFO - Found endpoint for s3 via: environment_global.
+2024-12-02 12:21:40,770 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:21:40,773 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:21:40,773 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:21:51,332 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: None
+2024-12-02 12:21:51,332 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: None
+2024-12-02 12:21:51,332 - __main__ - INFO - SWTICH_ENDPOINT_URL: None
+2024-12-02 12:21:51,332 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-02 12:21:51,340 - botocore.credentials - INFO - Found credentials in environment variables.
+2024-12-02 12:21:51,389 - botocore.configprovider - INFO - Found endpoint for s3 via: environment_global.
+2024-12-02 12:21:51,394 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:21:51,396 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:21:51,396 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:23:04,117 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: None
+2024-12-02 12:23:04,117 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: None
+2024-12-02 12:23:04,117 - __main__ - INFO - SWTICH_ENDPOINT_URL: None
+2024-12-02 12:23:04,117 - __main__ - INFO - S3_BUCKET_NAME: None
+2024-12-02 12:23:04,126 - botocore.credentials - INFO - Found credentials in environment variables.
+2024-12-02 12:23:04,196 - __main__ - CRITICAL - S3_BUCKET_NAME environment variable is not set
+2024-12-02 12:53:11,151 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: 4406dbe746a24614a9bc8f7ec864e59f
+2024-12-02 12:53:11,151 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: cec6e60954b24a51923fe5aaea9fbb3b
+2024-12-02 12:53:11,151 - __main__ - INFO - SWTICH_ENDPOINT_URL: https://os.zhdk.cloud.switch.ch
+2024-12-02 12:53:11,151 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-02 12:53:11,385 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:53:11,391 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:53:11,391 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:53:19,651 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:53:19] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-02 12:53:19,656 - __main__ - INFO - Enrollment attempt for email: test@gmail.com
+2024-12-02 12:53:20,645 - __main__ - ERROR - Unexpected error: An error occurred (NoSuchBucket) when calling the PutObject operation: Unknown
+2024-12-02 12:53:20,647 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:53:20] "POST /enroll HTTP/1.1" 500 -
+2024-12-02 12:54:00,835 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: 4406dbe746a24614a9bc8f7ec864e59f
+2024-12-02 12:54:00,835 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: cec6e60954b24a51923fe5aaea9fbb3b
+2024-12-02 12:54:00,835 - __main__ - INFO - SWTICH_ENDPOINT_URL: https://os.zhdk.cloud.switch.ch
+2024-12-02 12:54:00,835 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-02 12:54:00,923 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:54:01,360 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:54:01,361 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:54:09,932 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:54:09] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-02 12:54:09,937 - __main__ - INFO - Enrollment attempt for email: test@gmail.com
+2024-12-02 12:54:10,203 - __main__ - INFO - Successfully enrolled user: test@gmail.com
+2024-12-02 12:54:10,205 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:54:10] "POST /enroll HTTP/1.1" 200 -
+2024-12-02 12:54:19,954 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:54:19] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-02 12:54:19,960 - __main__ - INFO - Login attempt for email: test@gmail.com
+2024-12-02 12:54:20,282 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:54:20] "POST /login HTTP/1.1" 200 -
+2024-12-02 12:54:27,064 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:54:27] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-02 12:54:27,069 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:54:27] "POST /logout HTTP/1.1" 400 -
+2024-12-02 12:55:40,966 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:55:40] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-02 12:55:40,971 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:55:40] "POST /logout HTTP/1.1" 400 -
+2024-12-02 12:55:46,985 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: 4406dbe746a24614a9bc8f7ec864e59f
+2024-12-02 12:55:46,985 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: cec6e60954b24a51923fe5aaea9fbb3b
+2024-12-02 12:55:46,985 - __main__ - INFO - SWTICH_ENDPOINT_URL: https://os.zhdk.cloud.switch.ch
+2024-12-02 12:55:46,985 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-02 12:55:47,082 - __main__ - INFO - Starting Flask application...
+2024-12-02 12:55:47,580 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.93:8000
+2024-12-02 12:55:47,580 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-02 12:55:53,216 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:55:53] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-02 12:55:53,221 - __main__ - INFO - Login attempt for email: test@gmail.com
+2024-12-02 12:55:53,396 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:55:53] "POST /login HTTP/1.1" 200 -
+2024-12-02 12:55:54,335 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:55:54] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-02 12:55:54,340 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:55:54] "POST /logout HTTP/1.1" 400 -
+2024-12-02 12:56:23,774 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:56:23] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-02 12:56:23,780 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:56:23] "POST /logout HTTP/1.1" 400 -
+2024-12-02 12:56:30,635 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:56:30] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-02 12:56:30,641 - __main__ - INFO - Login attempt for email: test@gmail.com
+2024-12-02 12:56:31,075 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:56:31] "POST /login HTTP/1.1" 200 -
+2024-12-02 12:56:32,425 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:56:32] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-02 12:56:32,430 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:56:32] "POST /logout HTTP/1.1" 400 -
+2024-12-02 12:57:02,178 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:57:02] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-02 12:57:02,184 - __main__ - INFO - Login attempt for email: test@gmail.com
+2024-12-02 12:57:02,825 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:57:02] "POST /login HTTP/1.1" 200 -
+2024-12-02 12:57:04,463 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:57:04] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-02 12:57:05,167 - werkzeug - INFO - 127.0.0.1 - - [02/Dec/2024 12:57:05] "POST /logout HTTP/1.1" 200 -
+2024-12-09 09:10:26,299 - __main__ - INFO - SWTICH_ACCESS_KEY_ID: 4406dbe746a24614a9bc8f7ec864e59f
+2024-12-09 09:10:26,299 - __main__ - INFO - SWITCH_SECRET_ACCESS_KEY: cec6e60954b24a51923fe5aaea9fbb3b
+2024-12-09 09:10:26,299 - __main__ - INFO - SWTICH_ENDPOINT_URL: https://os.zhdk.cloud.switch.ch
+2024-12-09 09:10:26,299 - __main__ - INFO - S3_BUCKET_NAME: cloud-bach-proj
+2024-12-09 09:10:26,615 - __main__ - INFO - Starting Flask application...
+2024-12-09 09:10:27,453 - werkzeug - INFO - WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:8000
+ * Running on http://192.168.1.159:8000
+2024-12-09 09:10:27,453 - werkzeug - INFO - Press CTRL+C to quit
+2024-12-09 09:20:42,041 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:20:42] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-09 09:20:42,045 - __main__ - INFO - Enrollment attempt for email: sapos@hotmail.com
+2024-12-09 09:20:43,477 - __main__ - INFO - Successfully enrolled user: sapos@hotmail.com
+2024-12-09 09:20:43,478 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:20:43] "POST /enroll HTTP/1.1" 200 -
+2024-12-09 09:20:52,022 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:20:52] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-09 09:20:52,026 - __main__ - INFO - Login attempt for email: sapos@hotmail.com
+2024-12-09 09:20:52,208 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:20:52] "POST /login HTTP/1.1" 401 -
+2024-12-09 09:20:56,219 - __main__ - INFO - Login attempt for email: sapos@hotmail.com
+2024-12-09 09:20:56,909 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:20:56] "POST /login HTTP/1.1" 200 -
+2024-12-09 09:21:21,262 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:21] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-09 09:21:21,692 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:21] "POST /logout HTTP/1.1" 200 -
+2024-12-09 09:21:29,789 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:29] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-09 09:21:29,793 - __main__ - INFO - Enrollment attempt for email: fran.abm94@gmail.com
+2024-12-09 09:21:30,036 - __main__ - INFO - Successfully enrolled user: fran.abm94@gmail.com
+2024-12-09 09:21:30,037 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:30] "POST /enroll HTTP/1.1" 200 -
+2024-12-09 09:21:54,239 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:54] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-09 09:21:54,242 - __main__ - INFO - Login attempt for email: fran.abm94@gmail.com
+2024-12-09 09:21:54,689 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:54] "POST /login HTTP/1.1" 200 -
+2024-12-09 09:21:56,036 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:56] "OPTIONS /logout HTTP/1.1" 200 -
+2024-12-09 09:21:56,455 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:56] "POST /logout HTTP/1.1" 200 -
+2024-12-09 09:21:58,042 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:58] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-09 09:21:58,044 - __main__ - INFO - Enrollment attempt for email: fran.abm94@gmail.com
+2024-12-09 09:21:58,125 - __main__ - INFO - Enrollment failed - user already exists: fran.abm94@gmail.com
+2024-12-09 09:21:58,126 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:21:58] "POST /enroll HTTP/1.1" 409 -
+2024-12-09 09:22:05,692 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:22:05] "OPTIONS /enroll HTTP/1.1" 200 -
+2024-12-09 09:22:05,694 - __main__ - INFO - Enrollment attempt for email: fran.abm@gmail.com
+2024-12-09 09:22:06,199 - __main__ - INFO - Successfully enrolled user: fran.abm@gmail.com
+2024-12-09 09:22:06,200 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:22:06] "POST /enroll HTTP/1.1" 200 -
+2024-12-09 09:22:16,204 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:22:16] "OPTIONS /login HTTP/1.1" 200 -
+2024-12-09 09:22:16,205 - __main__ - INFO - Login attempt for email: fran.abm@gmail.com
+2024-12-09 09:22:16,590 - werkzeug - INFO - 127.0.0.1 - - [09/Dec/2024 09:22:16] "POST /login HTTP/1.1" 200 -

Application/backend/backend/main.py

+# Flask Server to serve the frontend pages
+from flask import Flask, request, jsonify
+from flask_cors import CORS
+import boto3
+import json
+import logging
+from functools import wraps
+from dotenv import load_dotenv
+import os
+from datetime import datetime  # Added for timestamps
+
+# Load environment variables
+load_dotenv(dotenv_path='.env')
+
+# Basic logging setup
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+# Add error handling decorator
+def handle_aws_errors(f):
+    @wraps(f)
+    def decorated_function(*args, **kwargs):
+        try:
+            return f(*args, **kwargs)
+        except boto3.exceptions.Boto3Error as e:
+            logger.error(f"AWS Error: {str(e)}")
+            return jsonify({'status': 'KO', 'message': 'Internal server error'}), 500
+        except Exception as e:
+            logger.error(f"Unexpected error: {str(e)}")
+            return jsonify({'status': 'KO', 'message': 'Internal server error'}), 500
+    return decorated_function
+
+app = Flask(__name__)
+CORS(app)
+
+# Initialize S3 client
+# TODO: Add your S3 credentials in .env file
+s3_client = boto3.client(
+    's3',
+    aws_access_key_id=os.getenv('SWTICH_ACCESS_KEY_ID'),
+    aws_secret_access_key=os.getenv('SWITCH_SECRET_ACCESS_KEY'),
+    endpoint_url=os.getenv('SWTICH_ENDPOINT_URL')
+)
+
+# Constants
+BUCKET_NAME = os.getenv('S3_BUCKET_NAME')
+if not BUCKET_NAME:
+    logger.critical("S3_BUCKET_NAME environment variable is not set")
+    raise ValueError("S3_BUCKET_NAME environment variable is required")
+
+ENROLLMENT_PREFIX = 'enrollment/'
+SESSION_PREFIX = 'session/'
+
+@app.route('/enroll', methods=['POST'])
+@handle_aws_errors
+def enroll():
+    """
+    Endpoint to handle user enrollment
+    Expected JSON payload: {'email': 'user@example.com', 'password': 'userpassword'}
+    """
+    data = request.get_json()
+    email = data.get('email')
+    password = data.get('password')
+    
+    if not email or not password:
+        logger.warning(f"Enrollment attempt with missing credentials: {data}")
+        return jsonify({'status': 'KO:Missing credentials'}), 400
+    
+    # TODO: Implement enrollment logic
+    # 1. Check if user already exists
+    # 2. Create new enrollment with timestamp
+    enrollment_data = {
+        'email': email,
+        'password': password,  # TODO: Hash this password in production
+        'enrolled_at': datetime.utcnow().isoformat()  # Added timestamp
+    }
+    
+    return jsonify({'status': 'OK'}), 200
+
+@app.route('/login', methods=['POST'])
+@handle_aws_errors
+def login():
+    """
+    Endpoint to handle user login
+    Expected JSON payload: {'email': 'user@example.com', 'password': 'userpassword'}
+    """
+    data = request.get_json()
+    email = data.get('email')
+    password = data.get('password')
+    
+    if not email:
+        return jsonify({'status': 'KO:Missing email'}), 400
+    
+    # TODO: Implement login logic
+    # 1. Check if user exists
+    # 2. Verify password
+    # 3. Create or verify session
+    session_data = {
+        'email': email,
+        'active': True,
+        'login_at': datetime.utcnow().isoformat()  # Added timestamp
+    }
+    
+    return jsonify({'status': 'OK'}), 200
+
+# TODO: Implement these endpoints
+@app.route('/logout', methods=['POST'])
+def logout():
+    """
+    Endpoint to handle user logout
+    Expected JSON payload: {'email': 'user@example.com'}
+    """
+    pass
+
+@app.route('/unenroll', methods=['POST'])
+def unenroll():
+    """
+    Endpoint to handle user unenrollment
+    Expected JSON payload: {'email': 'user@example.com', 'password': 'userpassword'}
+    """
+    pass
+
+if __name__ == '__main__':
+    try:
+        logger.info("Starting Flask application...")
+        # Create the bucket if it doesn't exist
+        s3_client.create_bucket(Bucket=BUCKET_NAME)
+        app.run(host='0.0.0.0', port=8000)
+    except Exception as e:
+        logger.critical(f"Failed to start application: {str(e)}")
+

Application/frontend/frontend/main.py

+from flask import Flask, send_from_directory
+import os
+
+app = Flask(__name__)
+
+# Serve static files from the views directory
+@app.route('/')
+def index():
+    return send_from_directory('views', 'index.html')
+
+@app.route('/<path:path>')
+def serve_pages(path):
+    if not path.endswith('.html'):
+        path = path + '.html'
+    return send_from_directory('views', path)
+
+if __name__ == '__main__':
+    # Run the server on a different port than the API server
+    app.run(host='0.0.0.0', port=3000, debug=True)

Application/frontend/frontend/views/dashboard.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Dashboard</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            margin: 0;
+            background-color: #f0f2f5;
+        }
+        .container {
+            text-align: center;
+            padding: 20px;
+            background-color: white;
+            border-radius: 8px;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+        }
+        .button {
+            display: inline-block;
+            padding: 10px 20px;
+            margin: 10px;
+            border: none;
+            border-radius: 5px;
+            background-color: #1877f2;
+            color: white;
+            text-decoration: none;
+            cursor: pointer;
+        }
+        .button:hover {
+            background-color: #166fe5;
+        }
+        .welcome-text {
+            color: #1c1e21;
+            margin-bottom: 20px;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1 class="welcome-text">Welcome to Dashboard</h1>
+        <p>You are successfully logged in!</p>
+        <button onclick="logout()" class="button">Logout</button>
+    </div>
+
+    <script>
+        // Get email from URL or localStorage (you should implement proper state management)
+        const email = localStorage.getItem('userEmail');
+        console.log(email);
+        async function logout() {
+            try {
+                const response = await fetch('http://localhost:8000/logout', {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/json',
+                    },
+                    body: JSON.stringify({ "email": email }),
+                });
+                const data = await response.json();
+                
+                if (data.status === 'OK') {
+                    localStorage.removeItem('userEmail');
+                    window.location.href = 'index.html';
+                } else {
+                    alert('Logout failed: ' + data.status);
+                }
+            } catch (error) {
+                alert('Error during logout');
+            }
+        }
+    </script>
+</body>
+</html> 
\ No newline at end of file

Application/frontend/frontend/views/index.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Welcome</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            margin: 0;
+            background-color: #f0f2f5;
+        }
+        .container {
+            text-align: center;
+            padding: 20px;
+            background-color: white;
+            border-radius: 8px;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+        }
+        .button {
+            display: inline-block;
+            padding: 10px 20px;
+            margin: 10px;
+            border: none;
+            border-radius: 5px;
+            background-color: #1877f2;
+            color: white;
+            text-decoration: none;
+            cursor: pointer;
+        }
+        .button:hover {
+            background-color: #166fe5;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1>Welcome</h1>
+        <div>
+            <a href="login.html" class="button">Login</a>
+            <a href="signup.html" class="button">Sign Up</a>
+        </div>
+    </div>
+</body>
+</html> 
+

Application/frontend/frontend/views/login.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Login</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            margin: 0;
+            background-color: #f0f2f5;
+        }
+        .container {
+            padding: 20px;
+            background-color: white;
+            border-radius: 8px;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+        }
+        .form-group {
+            margin-bottom: 15px;
+        }
+        label {
+            display: block;
+            margin-bottom: 5px;
+        }
+        input {
+            width: 100%;
+            padding: 8px;
+            border: 1px solid #ddd;
+            border-radius: 4px;
+            box-sizing: border-box;
+        }
+        .button {
+            width: 100%;
+            padding: 10px;
+            border: none;
+            border-radius: 5px;
+            background-color: #1877f2;
+            color: white;
+            cursor: pointer;
+        }
+        .button:hover {
+            background-color: #166fe5;
+        }
+        .back-link {
+            display: block;
+            margin-top: 15px;
+            text-align: center;
+            color: #1877f2;
+            text-decoration: none;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h2>Login</h2>
+        <form id="loginForm">
+            <div class="form-group">
+                <label for="email">Email:</label>
+                <input type="email" id="email" name="email" required>
+            </div>
+            <div class="form-group">
+                <label for="password">Password:</label>
+                <input type="password" id="password" name="password" required>
+            </div>
+            <button type="submit" class="button">Login</button>
+        </form>
+        <a href="index.html" class="back-link">Back to Home</a>
+    </div>
+
+    <script>
+        document.getElementById('loginForm').addEventListener('submit', async (e) => {
+            e.preventDefault();
+            const email = document.getElementById('email').value;
+            const password = document.getElementById('password').value;
+
+            try {
+                const response = await fetch('http://localhost:8000/login', {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/json',
+                    },
+                    body: JSON.stringify({ email, password }),
+                });
+                const data = await response.json();
+                
+                if (data.status === 'OK') {
+                    localStorage.setItem('userEmail', email);
+                    window.location.href = 'dashboard.html';
+                } else {
+                    alert('Login failed: ' + data.status);
+                }
+            } catch (error) {
+                alert('Error during login');
+            }
+        });
+    </script>
+</body>
+</html> 
\ No newline at end of file

Application/frontend/frontend/views/signup.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Sign Up</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            margin: 0;
+            background-color: #f0f2f5;
+        }
+        .container {
+            padding: 20px;
+            background-color: white;
+            border-radius: 8px;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+        }
+        .form-group {
+            margin-bottom: 15px;
+        }
+        label {
+            display: block;
+            margin-bottom: 5px;
+        }
+        input {
+            width: 100%;
+            padding: 8px;
+            border: 1px solid #ddd;
+            border-radius: 4px;
+            box-sizing: border-box;
+        }
+        .button {
+            width: 100%;
+            padding: 10px;
+            border: none;
+            border-radius: 5px;
+            background-color: #1877f2;
+            color: white;
+            cursor: pointer;
+        }
+        .button:hover {
+            background-color: #166fe5;
+        }
+        .back-link {
+            display: block;
+            margin-top: 15px;
+            text-align: center;
+            color: #1877f2;
+            text-decoration: none;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h2>Sign Up</h2>
+        <form id="signupForm">
+            <div class="form-group">
+                <label for="email">Email:</label>
+                <input type="email" id="email" name="email" required>
+            </div>
+            <div class="form-group">
+                <label for="password">Password:</label>
+                <input type="password" id="password" name="password" required>
+            </div>
+            <button type="submit" class="button">Sign Up</button>
+        </form>
+        <a href="index.html" class="back-link">Back to Home</a>
+    </div>
+
+    <script>
+        document.getElementById('signupForm').addEventListener('submit', async (e) => {
+            e.preventDefault();
+            const email = document.getElementById('email').value;
+            const password = document.getElementById('password').value;
+
+            try {
+                const response = await fetch('http://localhost:8000/enroll', {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/json',
+                    },
+                    body: JSON.stringify({ email, password }),
+                });
+                const data = await response.json();
+                
+                if (data.status === 'OK') {
+                    alert('Sign up successful! Please login.');
+                    window.location.href = 'login.html';
+                } else {
+                    alert('Sign up failed: ' + data.status);
+                }
+            } catch (error) {
+                alert('Error during sign up');
+            }
+        });
+    </script>
+</body>
+</html> 
\ No newline at end of file