Create user , user login register routes and pages

app/routes/auth.py

@@ -1,31 +1,45 @@
-from flask import Blueprint, request, render_template, redirect, flash, session
-from app.services.user_service import UserService  
+from flask import Blueprint, render_template, request, redirect, url_for, flash, session
+from app.services.user_service import UserService
 
-auth_bp = Blueprint("auth", __name__, url_prefix="/auth")
+auth_bp = Blueprint("auth", __name__)
 
-# LOGIN PAGE
+@auth_bp.route("/", methods=["GET", "POST"])
 @auth_bp.route("/login", methods=["GET", "POST"])
 def login():
     if request.method == "POST":
-        user = UserService.validate_login(
-            request.form["email"],
-            request.form["password"]
-        )
+        email = request.form.get("email")
+        password = request.form.get("password")
+
+        user = UserService.validate_login(email, password)
         if user:
             session["user_id"] = user.id
-            return redirect("/dashboard")
-        flash("Invalid credentials", "danger")
-    return render_template("login.html")
+            session["user_name"] = user.name
+            flash("Login successful", "success")
+            return redirect(url_for("dashboard.dashboard"))
 
-# REGISTER API ONLY
-@auth_bp.route("/register", methods=["POST"])
-def register():
-    data = request.json
-    UserService.register_user(data["name"], data["email"], data["password"])
-    return {"message": "User registered successfully"}, 201
+        flash("Invalid email or password", "danger")
+
+    return render_template("login.html", title="Login")
 
-# LOGOUT
 @auth_bp.route("/logout")
 def logout():
     session.clear()
-    return redirect("/auth/login")
+    flash("Logged out successfully", "info")
+    return redirect(url_for("auth.login"))
+
+@auth_bp.route("/register", methods=["GET", "POST"])
+def register():
+    if request.method == "POST":
+        name = request.form.get("name")
+        email = request.form.get("email")
+        password = request.form.get("password")
+
+        user = UserService.register_user(name, email, password)
+        if not user:
+            flash("Email already exists", "danger")
+            return redirect(url_for("auth.register"))
+
+        flash("User registered successfully", "success")
+        return redirect(url_for("auth.login"))
+
+    return render_template("register.html", title="Register")