Use GitHub Actions for unit testing on Arm arch.

The test runs on a docker container with QEMU.
This also updates TagBot.yml.

Author: kimikage

.github/workflows/TagBot.yml

@@ -1,9 +1,12 @@
 name: TagBot
 on:
-  schedule:
-    - cron: 0 * * * *
+  issue_comment:
+    types:
+      - created
+  workflow_dispatch:
 jobs:
   TagBot:
+    if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'
     runs-on: ubuntu-latest
     steps:
       - uses: JuliaRegistries/TagBot@v1

.github/workflows/UnitTest.yml

@@ -3,12 +3,13 @@ name: Unit test
 on:
   create:
     tags:
-  push:
-    branches:
-      - master
-  pull_request:
-  schedule:
-    - cron: '20 00 1 * *'
+  # FIXME: temporarily commenting out
+  #push:
+  #  branches:
+  #    - master
+  #pull_request:
+  #schedule:
+  #  - cron: '20 00 1 * *'
 
 jobs:
   test:
@@ -38,7 +39,7 @@ jobs:
         env:
           cache-name: cache-artifacts
         with:
-          path: ~/.julia/artifacts 
+          path: ~/.julia/artifacts
           key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
           restore-keys: |
             ${{ runner.os }}-test-${{ env.cache-name }}-
@@ -51,5 +52,3 @@ jobs:
       - uses: codecov/codecov-action@v1
         with:
           file: lcov.info
-            
-        

.github/workflows/UnitTestArm.yml

@@ -0,0 +1,58 @@
+name: Unit test for Arm
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+  workflow_dispatch:
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        julia-version: ['1.0', '1', 'nightly']
+        os: [ubuntu-20.04]
+        distro: [ubuntu20.04]
+        arch: [aarch64]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Download Julia Binary
+        # FIXME
+        run: |
+          cd /tmp
+          case "${{ matrix.julia-version }}" in
+            "1.0" )
+              wget -nv https://julialang-s3.julialang.org/bin/linux/aarch64/1.0/julia-1.0.5-linux-aarch64.tar.gz
+              ;;
+            "1" )
+              wget -nv https://julialang-s3.julialang.org/bin/linux/aarch64/1.5/julia-1.5.3-linux-aarch64.tar.gz
+              ;;
+            "nightly" )
+              wget -nv https://julialangnightlies-s3.julialang.org/bin/linux/aarch64/julia-latest-linuxaarch64.tar.gz
+              ;;
+          esac
+          tar -xzf julia-*aarch64.tar.gz -C /home/runner/work/
+          mv /home/runner/work/julia-*/ /home/runner/work/julia/
+          rm julia-*aarch64.tar.gz
+      - uses: uraimo/[email protected]
+        name: Unit Test
+        with:
+          arch: ${{ matrix.arch }}
+          distro: ${{ matrix.distro }}
+          dockerRunArgs: |
+            -v "/home/runner/work/julia:/home/runner/work/julia"
+          install: |
+            ln -s /home/runner/work/julia/bin/julia /usr/local/bin/julia
+            echo /home/runner/work/julia/lib > /etc/ld.so.conf.d/julia.conf
+
+          run: |
+            julia -e 'using InteractiveUtils; versioninfo();'
+            julia --project=. --check-bounds=yes --color=yes -e 'using Pkg; Pkg.build(); Pkg.test(coverage=true)'
+      - uses: julia-actions/julia-processcoverage@v1
+      - uses: codecov/codecov-action@v1
+        with:
+          file: lcov.info