Several improvements related to CI and GitHub Actions

Author: DilumAluthge

.appveyor.yml

@@ -1,11 +1,15 @@
 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
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
+          ssh: ${{ secrets.DOCUMENTER_KEY }}

.github/workflows/TagBot.yml

@@ -15,13 +15,19 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          # - '1.5'
-          - '1'
+          - '1.5'
+          - '1' # automatically expands to the latest stable 1.x release of Julia.
           - 'nightly'
         os:
           - ubuntu-latest
+          - macos-latest
+          - windows-latest
         arch:
           - x64
+          - x86
+        exclude:
+          - os: macOS-latest
+            arch: x86 # 32-bit Julia binaries are not available on macOS
     steps:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@v1
@@ -52,6 +58,10 @@ jobs:
       - uses: julia-actions/setup-julia@v1
         with:
           version: '1'
+      - run: julia --color=yes -e 'using Pkg; VERSION >= v"1.5-" && !isdir(joinpath(DEPOT_PATH[1], "registries", "General")) && Pkg.Registry.add("General")'
+        shell: bash
+        env:
+          JULIA_PKG_SERVER: ""
       - run: |
           julia --project=docs -e '
             using Pkg
@@ -65,4 +75,4 @@ jobs:
       - run: julia --project=docs docs/make.jl
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          DOCUMENTER_KEY: ${{ secrets.DOCUMENTER_KEY }}
+          DOCUMENTER_KEY: ${{ secrets.DOCUMENTER_KEY }}

.github/workflows/ci.yml

@@ -2,8 +2,7 @@
 
 [![Stable](https://img.shields.io/badge/docs-stable-blue.svg)](https://chriselrod.github.io/LoopVectorization.jl/stable)
 [![Latest](https://img.shields.io/badge/docs-latest-blue.svg)](https://chriselrod.github.io/LoopVectorization.jl/latest)
-[![Build Status](https://travis-ci.com/chriselrod/LoopVectorization.jl.svg?branch=master)](https://travis-ci.com/chriselrod/LoopVectorization.jl)
-[![Build Status](https://ci.appveyor.com/api/projects/status/github/chriselrod/LoopVectorization.jl?svg=true)](https://ci.appveyor.com/project/chriselrod/LoopVectorization-jl)
+[![Build Status](https://github.com/chriselrod/LoopVectorization.jl/workflows/CI/badge.svg)](https://github.com/chriselrod/LoopVectorization.jl/actions?query=workflow%3ACI)
 [![Codecov](https://codecov.io/gh/chriselrod/LoopVectorization.jl/branch/master/graph/badge.svg)](https://codecov.io/gh/chriselrod/LoopVectorization.jl)
 
 ## Installation