build: adds SQLAlchemy ORM

app.py

@@ -1,7 +1,10 @@
+from flask_sqlalchemy import SQLAlchemy
 from flask import Flask, render_template
 
-
+db = SQLAlchemy()
 app = Flask(__name__)
+app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///adogapet.db"
+db.init_app(app)
 
 @app.route("/")
 def hello_world():

requirements.txt

@@ -2,8 +2,12 @@ blinker==1.8.2
 click==8.1.7
 colorama==0.4.6
 Flask==3.0.3
+Flask-SQLAlchemy==3.1.1
+greenlet==3.1.1
 gunicorn==20.1.0
 itsdangerous==2.2.0
 Jinja2==3.1.4
 MarkupSafe==2.1.5
+SQLAlchemy==2.0.35
+typing_extensions==4.12.2
 Werkzeug==3.0.4