start project

app/blueprints/api/__init__.py

@@ -0,0 +1,7 @@
+"""Deliberately minimal — Chapter 02's tree lists a standalone `api`
+blueprint, but Chapter 04/11 route each section's JSON endpoints through
+its own blueprint instead. Left unpopulated per the project owner's
+instruction to defer this branch."""
+from flask import Blueprint
+
+bp = Blueprint("api", __name__)