CI: test Julia 1.6 and update TagBot permission (#257)

Author: johnnychen94

.github/workflows/TagBot.yml

@@ -4,6 +4,11 @@ on:
     types:
       - created
   workflow_dispatch:
+    inputs:
+      lookback:
+        default: 3
+permissions:
+  contents: write
 jobs:
   TagBot:
     if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'

.github/workflows/UnitTest.yml

@@ -7,16 +7,14 @@ on:
     branches:
       - master
   pull_request:
-  schedule:
-    - cron: '20 00 1 * *'
 
 jobs:
   test:
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
-        julia-version: ['1.0', '1', 'nightly']
+        julia-version: ['1.0', '1', '1.6', 'nightly']
         os: [ubuntu-latest, windows-latest, macOS-latest]
         julia-arch: [x64]
         # only test one 32-bit job

.github/workflows/UnitTestArm.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        julia-version: ['1.0', '1', 'nightly']
+        julia-version: ['1.0', '1', '1.6', 'nightly']
         os: [ubuntu-20.04]
         distro: [ubuntu20.04]
         arch: [aarch64]