Setup project with file structure and flask setup

app/__init__.py

@@ -0,0 +1,18 @@
+from flask import Flask
+
+def create_app():
+    app = Flask(__name__)
+
+    # Basic config
+    app.config["SECRET_KEY"] = "dev-secret-key"
+
+    # # ---- Register Blueprints (Routes) ----
+    # from .routes.auth_routes import auth_bp
+    # from .routes.solver_routes import solver_bp
+    from .routes.main_routes import main_bp
+
+    # app.register_blueprint(auth_bp)
+    # app.register_blueprint(solver_bp)
+    app.register_blueprint(main_bp)
+
+    return app