[COR-175] Move "file changed?" logic into a github action

.github/actions/find-changed-directories/action.yml

@@ -0,0 +1,39 @@
+name: 'Find changed directories'
+description: 'Finds directories containing a specific filename in the root of that directory, filtering out directories that are unchanged relative to a given branch name'
+inputs:
+  contains_the_file:
+    description: 'Look for directories with this file in the root of that directory. For example, Dockerfile or Cargo.toml'
+    required: true
+  changed_relative_to_branch:
+    description: 'The branch on the origin to compare with to determine if this directory has changed. For example "main".'
+    required: true
+outputs:
+  build_matrix:
+    description: "Input this output to your matrix build in a following job, like this 'fromJson(needs.find_directories.outputs.build_matrix)'"
+    value: ${{ steps.find_directories.outputs.build_matrix }}
+runs:
+  using: "composite"
+  steps:
+    - name: Find directories with Dockerfiles
+      shell: bash
+      id: find_directories
+      run: |
+        set -xe
+        git fetch origin ${{ inputs.changed_relative_to_branch }} || true
+        # Get directories with a Dockerfile that have not changed
+        # relative to the branch we are pulling into
+        directories=$(
+        find . -name ${{ inputs.contains_the_file }} -not -path "*/target/*" -exec dirname {} \; | while read dir; do
+          # This will check if the directory has changed relative to the branch we are PRing
+          # into, and if it's not a PR, in the case of main or release/**, then it will
+          # build all docker directories
+          if git diff --quiet HEAD origin/${{ inputs.changed_relative_to_branch }} -- "$dir"; then
+            echo ""
+          else
+            echo "$dir"
+          fi
+        done)
+        # Format directories into a build matrix
+        matrix_include=$(echo "${directories}" | awk 'NF{print $NF};' | while read dir; do dir_without_dot=${dir#./}; echo "{\"path\": \"$dir\", \"name\": \"$dir_without_dot\"}"; done | jq -scM '{"include": .}')
+        echo "${matrix_include}"
+        echo "build_matrix=${matrix_include}" >> $GITHUB_OUTPUT

.github/workflows/cli.yml

@@ -16,7 +16,7 @@ on:
   push:
     branches:
       - main
-      - release**
+      - 'release/[0-9]+.[0-9]+'
 
 jobs:
   lint:

.github/workflows/images.yml

@@ -5,47 +5,37 @@ on:
   push:
     branches:
       - 'main'
-      - 'release/**'
+      - 'release/[0-9]+.[0-9]+'
 
 jobs:
   find_directories:
     name: Find directories with Dockerfiles
     runs-on: ubuntu-20.04
     outputs:
-      include: ${{ steps.find_directories.outputs.include }}
+      build_images: ${{ steps.find_directories.outputs.build_matrix }}
     steps:
       - name: Check out the repo
         uses: actions/checkout@v3
-      - name: Find directories with Dockerfiles
+      - name: Find directories with Dockerfiles that changed
         id: find_directories
-        run: |
-          set -xe
-          git fetch origin ${{ github.base_ref }} || true
-          # Get directories with a Dockerfile that have not changed
-          # relative to the branch we are pulling into
-          directories=$(
-          find . -name Dockerfile -not -path "*/target/*" -exec dirname {} \; | while read dir; do
-            # This will check if the directory has changed relative to the branch we are PRing
-            # into, and if it's not a PR, in the case of main or release/**, then it will
-            # build all docker directories
-            if git diff --quiet HEAD origin/${{ github.base_ref || 'not-a-ref' }} -- "$dir"; then
-              echo ""
-            else
-              echo "$dir"
-            fi
-          done)
-          # Format into JSON for the next job
-          matrix_include=$(echo "${directories}" | awk 'NF{print $NF};' | while read dir; do dir_without_dot=${dir#./}; echo "{\"path\": \"$dir\", \"name\": \"$dir_without_dot\"}"; done | jq -scM '{"include": .}')
-          echo "${matrix_include}"
-          echo "include=${matrix_include}" >> $GITHUB_OUTPUT
+        uses: ./.github/actions/find-changed-directories
+        with:
+          contains_the_file: Dockerfile
+          # If the branch does not exist, then it will not
+          # filter any directories containing the file.
+          # This allows for filtering out unchanged directories
+          # in a pull request, and using all directories on the release
+          # or main branches.
+          changed_relative_to_branch: ${{ github.base_ref || 'not-a-branch' }}
+
   build_and_push_images:
     name: Build and push images
     runs-on: ubuntu-20.04
     needs:
       - find_directories
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.find_directories.outputs.include) }}
+      matrix: ${{ fromJson(needs.find_directories.outputs.build_images) }}
     steps:
       - name: Check out the repo
         uses: actions/checkout@v3

.github/workflows/operator.yml

@@ -16,7 +16,7 @@ on:
   push:
     branches:
       - main
-      - release**
+      - 'release/[0-9]+.[0-9]+'
 
 jobs:
   lint:

.github/workflows/pg_smq_ext.yml

@@ -17,7 +17,7 @@ on:
   push:
     branches:
       - main
-      - release**
+      - 'release/[0-9]+.[0-9]+'
 
 jobs:
   lint:

.github/workflows/pgmq.yml

@@ -15,7 +15,7 @@ on:
   push:
     branches:
       - main
-      - release**
+      - 'release/[0-9]+.[0-9]+'
 
 
 jobs:

.github/workflows/prom_exporter_ext.yml

@@ -16,7 +16,7 @@ on:
   push:
     branches:
       - main
-      - release**
+      - 'release/[0-9]+.[0-9]+'
 
 jobs:
   lint: