add gitlab ci

.gitlab-ci.yml

+stages:
+  - check
+
+variables:
+  GIT_DEPTH: "1"
+
+redtext:
+  stage: check
+  dependencies: []
+  tags:
+    - linux
+  image: git-registry.mycard.moe/nanahira/srvpro:lite
+  variables:
+    DATABASE_FILE: expansions/7cgl.cdb
+  script:
+    - apt update && apt -y install sqlite3
+    - mv /ygopro-server/ygopro .
+    - cd ygopro
+    - rm -rf expansions
+    - ln -s ../expansions .
+    - sqlite3 $DATABASE_FILE "select id from datas where type != 0x11 and (type & 0x4000) = 0;" | xargs -I {} ./ygopro {} 2>&1 | tee ../redtext.txt
+    - cd ..
+    # if there are any lines in redtext.txt fail the job
+    - exit $(wc -l < redtext.txt)