Upload app (2).py

app (2).py

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+from flask import Flask, render_template, request, redirect, url_for, session, flash
+from datetime import datetime
+import requests
+import os
+
+# Create Flask app
+app = Flask(__name__)
+
+# Set secret key (use env var in production)
+app.secret_key = os.environ.get("SECRET_KEY", os.urandom(24))
+
+# In-memory user "database" (for demo/demo purposes only — do NOT use in production)
+users = {}
+
+@app.route('/')
+def home():
+    if 'username' in session:
+        return redirect(url_for('dashboard'))
+    return redirect(url_for('login'))
+
+@app.route('/signup', methods=['GET', 'POST'])
+def signup():
+    if request.method == 'POST':
+        username = request.form.get('username')
+        password = request.form.get('password')
+
+        if username in users:
+            flash('Username already exists! Try logging in.', 'error')
+            return redirect(url_for('signup'))
+
+        users[username] = {'password': password, 'created_at': datetime.utcnow()}
+        flash('Signup successful! Please login.', 'success')
+        return redirect(url_for('login'))
+
+    return render_template('signup.html')
+
+@app.route('/login', methods=['GET', 'POST'])
+def login():
+    if request.method == 'POST':
+        username = request.form.get('username')
+        password = request.form.get('password')
+
+        user = users.get(username)
+        if user and user['password'] == password:
+            session['username'] = username
+            flash(f'Welcome back, {username}!', 'success')
+            return redirect(url_for('dashboard'))
+        else:
+            flash('Invalid username or password', 'error')
+            return redirect(url_for('login'))
+
+    return render_template('login.html')
+
+@app.route('/dashboard')
+def dashboard():
+    if 'username' not in session:
+        flash('Please login to access dashboard.', 'error')
+        return redirect(url_for('login'))
+
+    username = session['username']
+    portfolio_data = {
+        'projects': ['Project A', 'Project B', 'Project C'],
+        'last_login': datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S')
+    }
+    return render_template('dashboard.html', username=username, portfolio=portfolio_data)
+
+@app.route('/logout')
+def logout():
+    session.pop('username', None)
+    flash('You have logged out.', 'success')
+    return redirect(url_for('login'))
+
+# Only used if running directly (not with Gunicorn)
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=8080)