init: UserBaseService (backend + deploy + scripts)

deploy/verify_db.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+set -e
+echo "== app startup DDL/schema hints =="
+docker logs userbase-app 2>&1 | grep -iE "alter table|update schema|create table|ddl|column|sys_user" | head -30 || echo "(no ddl lines captured)"
+
+echo "== datasource config from container =="
+docker exec userbase-app cat /app/config/application-prod.yml 2>/dev/null | grep -iE "url:|username:|password:|jdbc" | sed -E 's/(password:).*/\1 ****/' || echo "(no config)"
+
+echo "== mysql client available? =="
+which mysql || echo "NO_MYSQL_CLI"