chore: ingest source code

108 files from https://github.com/spring-projects/spring-petclinic

docker-compose.yml

@@ -0,0 +1,21 @@
+services:
+  mysql:
+    image: mysql:9.6
+    ports:
+      - "3306:3306"
+    environment:
+      - MYSQL_ROOT_PASSWORD=
+      - MYSQL_ALLOW_EMPTY_PASSWORD=true
+      - MYSQL_USER=petclinic
+      - MYSQL_PASSWORD=petclinic
+      - MYSQL_DATABASE=petclinic
+    volumes:
+      - "./conf.d:/etc/mysql/conf.d:ro"
+  postgres:
+    image: postgres:18.3
+    ports:
+      - "5432:5432"
+    environment:
+      - POSTGRES_PASSWORD=petclinic
+      - POSTGRES_USER=petclinic
+      - POSTGRES_DB=petclinic