add .gitlab-ci

.gitlab-ci.yml

@@ -0,0 +1,38 @@
+image: registry.gitlab.com/fdroid/ci-images-client:latest
+
+cache:
+  paths:
+    - .gradle/wrapper
+    - .gradle/caches
+
+stages:
+  - build
+  - test
+
+before_script:
+  - export GRADLE_USER_HOME=$PWD/.gradle
+  - export ANDROID_COMPILE_SDK=`sed -n 's,.*compileSdkVersion\s*\([0-9][0-9]*\).*,\1,p' build.gradle`
+  - echo y | sdkmanager "platforms;android-${ANDROID_COMPILE_SDK}" > /dev/null
+
+test:
+  stage: test
+  script:
+  - ./gradlew lintFreeCompatDebug
+
+build:
+  stage: build
+  script:
+  - sed -i "s/servergitmirror = 'git@' +/servergitmirror = 'gitlab@' +/" /usr/lib/python3/dist-packages/fdroidserver/nightly.py
+  - sed -i "s/git@/gitlab@/" /usr/lib/python3/dist-packages/fdroidserver/index.py
+  - export versionName=`printf '%s-%05d' $(git describe --tag --abbrev=0) $(date '+%s'| cut -b4-8)`
+  - sed -i "s,^\(\s*versionName\)  *[0-9].*,\1 versionName," build.gradle
+  - ./gradlew assembleFreeCompat
+  - fdroid nightly -v
+  artifacts:
+    paths:
+    - build/outputs/
+
+after_script:
+  # this file changes every time but should not be cached
+  - rm -f $GRADLE_USER_HOME/caches/modules-2/modules-2.lock
+  - rm -fr $GRADLE_USER_HOME/caches/*/plugin-resolution/