added basic user api

main.py

@@ -1,12 +1,56 @@
 #!/usr/bin/env python3
-from flask import Flask
-from flask import render_template
+import sqlite3
+from flask import Flask, request, jsonify
 
 app = Flask(__name__)
 
-@app.route("/")
-def hello_world():
-    return render_template('index.html')
+def get_db():
+    db = sqlite3.connect("example.db")
+    return db
 
-if __name__ == '__main__':
-    app.run(port=8080, debug=True)
+@app.route("/users", methods=["GET"])
+def get_users():
+    db = get_db()
+    cursor = db.cursor()
+    cursor.execute("SELECT * FROM users")
+    users = cursor.fetchall()
+    return jsonify(users)
+
+@app.route("/users", methods=["POST"])
+def create_user():
+    db = get_db()
+    cursor = db.cursor()
+    name = request.form["name"]
+    email = request.form["email"]
+    cursor.execute("INSERT INTO users (name, email) VALUES (?, ?)", (name, email))
+    db.commit()
+    return jsonify({"message": "User created successfully"})
+
+@app.route("/users/<int:user_id>", methods=["GET"])
+def get_user(user_id):
+    db = get_db()
+    cursor = db.cursor()
+    cursor.execute("SELECT * FROM users WHERE id = ?", (user_id,))
+    user = cursor.fetchone()
+    return jsonify(user)
+
+@app.route("/users/<int:user_id>", methods=["PUT"])
+def update_user(user_id):
+    db = get_db()
+    cursor = db.cursor()
+    name = request.form["name"]
+    email = request.form["email"]
+    cursor.execute("UPDATE users SET name = ?, email = ? WHERE id = ?", (name, email, user_id))
+    db.commit()
+    return jsonify({"message": "User updated successfully"})
+
+@app.route("/users/<int:user_id>", methods=["DELETE"])
+def delete_user(user_id):
+    db = get_db()
+    cursor = db.cursor()
+    cursor.execute("DELETE FROM users WHERE id = ?", (user_id,))
+    db.commit()
+    return jsonify({"message": "User deleted successfully"})
+
+if __name__ == "__main__":
+    app.run(debug=True)