docs(readme): automate update and testing of README.md by terraform-docs

Add github action to test that README.md has been update. Also add update of README.md to /scripts/release.sh prepare

Signed-off-by: Timothy MacDonald <tim.macdonald@lacework.net>

.github/workflows/terraform_docs.yml

@@ -0,0 +1,29 @@
+name: Test that terraform docs has been run
+on: push
+jobs:
+  docs:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        ref: ${{ github.event.pull_request.head.ref }}
+    - name: Install terraform-docs
+      run: curl -L https://github.com/terraform-docs/terraform-docs/releases/download/v0.16.0/terraform-docs-v0.16.0-linux-amd64.tar.gz | (cd /usr/local/bin; tar zxvf -; chmod +x /usr/local/bin/terraform-docs)
+    - name: store hash of orig README.md
+      id: old_hash
+      run: echo "README_HASH=$(md5sum README.md)" >> $GITHUB_OUTPUT
+    - name: Update README.md using terraform-docs make target
+      run: make terraform-docs
+    - name: store hash of new README.md
+      id: new_hash
+      run: echo "README_HASH=$(md5sum README.md)" >> $GITHUB_OUTPUT
+    - name: echo hashes
+      run: |
+        echo ${{ steps.old_hash.outputs.README_HASH }}
+        echo ${{ steps.new_hash.outputs.README_HASH }}
+    - name: test to see of hashs are the same
+      if: ${{ steps.old_hash.outputs.README_HASH != steps.new_hash.outputs.README_HASH }}
+      uses: actions/github-script@v6
+      with:
+        script: |
+          core.setFailed('Please run "make terraform-docs" and try again')

scripts/release_helpers.sh

@@ -1,6 +1,6 @@
 #
 # Name::        release_helpers.sh
-# Description:: A set of helper funtions to be used by our release.sh script
+# Description:: A set of helper functions to be used by our release.sh script
 # Author::      Salim Afiune Maya (<afiune@lacework.net>)
 #
 
@@ -137,6 +137,7 @@ prepare_release() {
   prerequisites
   remove_tag_version
   check_for_minor_version_bump
+  generate_readme
   generate_release_notes
   update_changelog
   push_release
@@ -192,6 +193,10 @@ generate_release_notes() {
   echo "$(cat CHANGES.md)" >> RELEASE_NOTES.md
 }
 
+generate_readme() {
+  make terraform-docs
+}
+
 load_list_of_changes() {
   latest_version=$(find_latest_version)
   local _list_of_changes=$(git log --no-merges --pretty="* %s (%an)([%h](https://github.com/${org_name}/${project_name}/commit/%H))" ${latest_version}..${main_branch})