ci: auto patch-release every 2 weeks (#318)

.github/scripts/prerpare_release.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Fail on first error.
+set -e
+
+releaseLevel="$1"
+
+oldVersion="$(node -pe 'require("./package.json").version')"
+npx standard-version --release-as "$releaseLevel" --skip.commit=true --skip.changelog=true --skip.tag=true
+
+cd selenium
+npx standard-version --release-as "$releaseLevel" --skip.commit=true --skip.changelog=true --skip.tag=true
+cd ..
+newVersion="$(node -pe 'require("./package.json").version')"
+
+
+# xmlstarlet is used to edit xml files
+sudo apt-get install -y xmlstarlet
+
+updateXML() {
+  xpath="$1"
+  newValue="$2"
+  file="$3"
+
+  # Update file inplace (--inplace) and preserve formatting (-P)
+  xmlstarlet edit -P --inplace --update "$xpath" --value "$newValue" "$file"
+}
+
+versionXpath=/_:project/_:version
+parentVersionXpath=/_:project/_:parent/_:version
+# Reads as: Select the "version" node of the "dependency" node that has a "groupId" node which matches "com.deque.html.axe-devtools"
+dequeDepVersionXpath='/_:project/_:dependencies/_:dependency[_:groupId="com.deque.html.axe-core"]/_:version'
+propertiesVersionXpath=/_:project/_:properties/_:version
+
+updateXML "$versionXpath" "$newVersion" pom.xml
+
+# Update version, the version of parent, and version of any ADT deps in our ADT packages
+for package in utilities selenium playwright; do
+  updateXML "$versionXpath" "$newVersion" "$package"/pom.xml
+  updateXML "$parentVersionXpath" "$newVersion" "$package"/pom.xml
+  # If no dep is found no change will be made
+  updateXML "$dequeDepVersionXpath" "$newVersion" "$package"/pom.xml
+done
+
+npx conventional-changelog-cli -p angular -i CHANGELOG.md -s
+

.github/workflows/auto-patch-release.yml

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+name: Automatically create patch release every 2 weeks
+on:
+  schedule:
+    # Run every Friday right before midnight
+    - cron: '59 23 * * 5'
+jobs:
+  create_patch_release:
+    uses: dequelabs/axe-api-team/.github/workflows/auto-patch-release.yml
+    secrets: inherit
+    with:
+      release-command: bash .github/scripts/prepare_release.sh
+      release-branch: master
+      default-branch: develop