init: простейший Flask — / и /health

app.py

@@ -0,0 +1,13 @@
+from flask import Flask
+
+app = Flask(__name__)
+
+
+@app.route("/")
+def index():
+    return "contracts-flask OK"
+
+
+@app.route("/health")
+def health():
+    return {"ok": True, "service": "contracts-flask"}

requirements.txt

@@ -0,0 +1,2 @@
+flask>=3.0
+gunicorn>=21.0