update: enable min pipelines on 5.14

Author: mohitrajain

.github/workflows/offline-min.yml

@@ -0,0 +1,56 @@
+on:
+  push:
+    branches: [5.14*]
+    paths-ignore:
+      - '*.md'
+      - '**/*.md'
+  pull_request:
+    branches: [5.14*]
+    paths-ignore:
+      - '*.md'
+      - '**/*.md'
+jobs:
+  offline:
+    name: Prepare min offline package
+    # Useful to skip expensive CI when writing docs
+    if: "!contains(github.event.head_commit.message, 'skip ci')"
+    runs-on:
+      group: wire-server-deploy
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: true
+      - uses: cachix/install-nix-action@v27
+      - uses: cachix/cachix-action@v15
+        with:
+          name: wire-server
+          signingKey: "${{ secrets.CACHIX_SIGNING_KEY }}"
+
+      - name: Install nix environment
+        run: nix-env -f default.nix -iA env
+
+      - name: Get upload name
+        id: upload_name
+        run: |
+          # FIXME: Tag with a nice release name using the github tag...
+          # SOURCE_TAG=${GITHUB_REF#refs/tags/}
+          echo ::set-output name=UPLOAD_NAME::$GITHUB_SHA
+          # echo ::set-output name=UPLOAD_NAME::${SOURCE_TAG:-$GITHUB_SHA}
+
+      - name: Process the min profile build
+        run: ./offline/min-build/build.sh
+        env:
+          GPG_PRIVATE_KEY: '${{ secrets.GPG_PRIVATE_KEY }}'
+          DOCKER_LOGIN: '${{ secrets.DOCKER_LOGIN }}'
+
+      - name: Copy min build assets tarball to S3
+        run: |
+          # Upload tarball for each profile by specifying their OUTPUT_TAR path
+          aws s3 cp offline/min-build/output/assets.tgz s3://public.wire.com/artifacts/wire-server-deploy-static-min-${{ steps.upload_name.outputs.UPLOAD_NAME }}.tgz
+          echo "Uploaded to: https://s3-$AWS_REGION.amazonaws.com/public.wire.com/artifacts/wire-server-deploy-static-min-${{ steps.upload_name.outputs.UPLOAD_NAME }}.tgz"
+          # remove the archives from the build to optimize the space on the server
+          rm -rf offline/min-build/output/*
+        env:
+          AWS_ACCESS_KEY_ID: '${{ secrets.AWS_ACCESS_KEY_ID }}'
+          AWS_SECRET_ACCESS_KEY: '${{ secrets.AWS_SECRET_ACCESS_KEY }}'
+          AWS_REGION: "eu-west-1"