initial

templates/compose/minio.yml

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+  # -- built-in S3 (MinIO) + one-shot bucket creation ----------------------
+  minio:
+    image: minio/minio:latest
+    restart: unless-stopped
+    command: server /data --console-address ":9001"
+    environment:
+      MINIO_ROOT_USER: ${S3_ACCESS_KEY}
+      MINIO_ROOT_PASSWORD: ${S3_SECRET_KEY}
+    volumes:
+      - miniodata:/data
+
+  # Waits for MinIO to accept connections, then creates the bucket. Runs once
+  # (restart: no) and exits 0 — `compose up --wait` treats that as complete.
+  minio-setup:
+    image: minio/mc:latest
+    restart: "no"
+    depends_on:
+      - minio
+    entrypoint: >
+      /bin/sh -c "
+      until mc alias set mcma http://minio:9000 ${S3_ACCESS_KEY} ${S3_SECRET_KEY}; do
+        echo 'waiting for minio...'; sleep 2;
+      done &&
+      mc mb --ignore-existing mcma/${S3_BUCKET} &&
+      echo 'bucket ready'
+      "