add ci

.gitlab-ci.yml

+stages:
+  - validate
+  - deploy
+
+variables:
+  GIT_DEPTH: "1"
+
+validate:
+  stage: validate
+  dependencies: []
+  tags:
+    - linux
+  script: ./validate.sh
+
+upload_to_minio:
+  stage: deploy
+  dependencies: []
+  tags: 
+    - linux
+  script:
+    - aws s3 --endpoint=https://minio.momobako.com:9000 sync --delete data/ s3://public/ygopro-tips
+  only:
+    - master

validate.sh

+#!/bin/bash
+
+returnCode=0
+for file in data/*.json; do
+  echo "Validating $file"
+  cat "$file" | jq > /dev/null
+  fileReturnCode=$?
+  if [[ "$fileReturnCode" != 0 ]]; then
+    echo "File $file is bad."
+    returnCode="$fileReturnCode"
+  fi
+done
+
+exit "$returnCode"