refactor: change initialization setup

Dockerfile

@@ -7,5 +7,10 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
+ENV PORT=5000
+ENV GUNICORN_WORKERS=4
+ENV GUNICORN_CMD_ARGS="--bind 0.0.0.0:${PORT} --workers ${GUNICORN_WORKERS}"
+
+
 EXPOSE 5000
-CMD ["python", "app.py"]
+CMD ["gunicorn", "run:app"]

app.py

@@ -8,15 +8,10 @@ def create_app():
     load_dotenv()
 
     app = Flask(__name__)
-    app.config["MONGO_URI"] = os.getenv("MONGO_URI")
-    app.config["MONGO_DB"] = os.getenv("MONGO_DB")
+    app.config.from_pyfile(filename='.env', silent=True)
 
     api.init_app(app)
 
     app.register_error_handler(Exception, lambda error: ErrorHandler(error)())
 
     return app
-
-if __name__ == '__main__':
-    app = create_app()
-    app.run(debug=True)

requirements.txt

@@ -4,4 +4,5 @@ tzdata==2025.1
 factory_boy==3.3.3
 pytest==8.3.4
 python-dotenv==1.0.1
-pytest-cov==7.0.0
+pytest-cov==7.0.0
+gunicorn==25.1.0

run.py

@@ -0,0 +1,11 @@
+from app import create_app
+
+
+app = create_app()
+
+if __name__ == "__main__":
+    app.run(
+        debug=app.config["FLASK_DEBUG"],
+        host=app.config["SERVER"],
+        port=app.config["PORT"]
+    )

test/fixtures/db.py

@@ -20,11 +20,8 @@ def client(collection):
     from app import create_app
     app = create_app()
 
-    app.config.update({
-        "MONGO_CONNECTION": TEST_MONGO_URI,
-        "MONGO_DB": TEST_DB_NAME,
-        "TESTING": True,
-    })
+    app.config["MONGO_URI"] = TEST_MONGO_URI
+    app.config["MONGO_DB"] = TEST_DB_NAME
 
     test_client = Client(app)