feat: complete API-driven projects with infrastructure and business acceptance

examples/userService/migrations/000001_users.down.sql

@@ -0,0 +1,2 @@
+DROP TABLE user_audit;
+DROP TABLE users;

examples/userService/migrations/000001_users.up.sql

@@ -0,0 +1,18 @@
+CREATE TABLE users (
+    id BIGINT NOT NULL AUTO_INCREMENT,
+    name VARCHAR(100) NOT NULL,
+    email VARCHAR(254) NOT NULL,
+    created_at DATETIME(6) NOT NULL,
+    updated_at DATETIME(6) NOT NULL,
+    PRIMARY KEY (id),
+    UNIQUE KEY uq_users_email (email)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin;
+
+CREATE TABLE user_audit (
+ id BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY,
+ user_id BIGINT NOT NULL,
+ operation VARCHAR(16) NOT NULL,
+ request_id VARCHAR(128) NOT NULL,
+ created_at DATETIME(6) NOT NULL,
+ INDEX ix_user_audit_user (user_id)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin;