feat: initial commit

Axum/Postgres server with auth, migrations, and Docker setup.

.env.example

@@ -0,0 +1,10 @@
+POSTGRES_DB=rustification
+POSTGRES_USER=admin
+POSTGRES_PASSWORD=password
+
+DATABASE_URL=postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@localhost:5432/${POSTGRES_DB}
+
+API_URL=0.0.0.0
+API_PORT=3000
+
+JWT_SECRET=XXXX