feat: establish Rust teaching feedback API

Add the Axum and PostgreSQL service for profiles, defaults, and feedback records, including migrations, OpenAPI documentation, and development identity handling for version 0.1.0.
2026-07-15 15:36:51 +08:00
commit f1e5fd8793
12 changed files with 3830 additions and 0 deletions
--- a/.env.example
+++ b/.env.example
@@ -0,0 +1,9 @@
+# The API starts without this variable, but data endpoints return HTTP 503.
+# DATABASE_URL=postgres://username:password@hostname:5432/teaching_feedback?sslmode=require
+
+HOST=127.0.0.1
+PORT=8080
+DATABASE_MAX_CONNECTIONS=5
+
+# A single development origin. Leave unset to disable CORS middleware.
+# CORS_ALLOWED_ORIGIN=https://servicewechat.com