chore: Update workflow to fetch labels using github API

.github/workflows/build.yml

@@ -24,9 +24,6 @@ jobs:
   ready-to-merge-gate:
     name: Ready-to-merge gate
     uses: ./.github/workflows/ready-to-merge-workflow.yml
-    with:
-      is-pr: ${{ github.event_name == 'pull_request' }}
-      labels: ${{ toJson(github.event.pull_request.labels) }}
 
   files-changed:
     name: Detect File Changes

.github/workflows/ready-to-merge-workflow.yml

@@ -1,41 +1,40 @@
 name: Ready to Merge Workflow
 on:
   workflow_call:
-    inputs:
-      labels:
-        description: The GitHub event's labels
-        required: true
-        type: string
-      is-pr:
-        description: Whether the workflow is running on a PR
-        required: true
-        type: boolean
 
 jobs:
   ready-to-merge-gate:
     name: 'Missing "ready-to-merge" label'
     runs-on: ubuntu-latest
     steps:
       - name: Check for exact 'ready-to-merge' label
-        if: ${{ inputs.is-pr }}
+        if: ${{ github.event_name == 'pull_request' }}
         id: check-label
+        env:
+          GH_TOKEN: ${{ github.token }}
+          EXPECTED_LABEL: "ready-to-merge"
         run: |
-          # Use jq to check for exact label match (avoids substring matching issues with contains())
-          if echo '${{ inputs.labels }}' | jq -e '.[] | select(.name == "ready-to-merge")' > /dev/null; then
+          # Fetch labels from GitHub API
+          # Looks like GH actions may not contain the labels in the event, so we need to fetch them from the API.
+          labels=$(gh api repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }}/labels --jq '.[].name')
+          echo "Found labels: $labels"
+
+          # Check for exact 'ready-to-merge' label match
+          if echo "$labels" | grep -q "^${{ env.EXPECTED_LABEL }}$"; then
             echo "label_found=true" >> $GITHUB_OUTPUT
           else
             echo "label_found=false" >> $GITHUB_OUTPUT
           fi
       # Since Github also accepts `skipped` results for Required Workflows, we need
       # to fail the job to ensure that the downstream jobs don't just skip.
       - name: Fail until the 'ready-to-merge' label is present
-        if: ${{ inputs.is-pr && steps.check-label.outputs.label_found == 'false' }}
+        if: ${{ github.event_name == 'pull_request' && steps.check-label.outputs.label_found == 'false' }}
         run: |
           echo "Add the 'ready-to-merge' label to run CI."
           exit 1
       - name: Gate passed
-        if: ${{ inputs.is-pr && steps.check-label.outputs.label_found == 'true' }}
+        if: ${{ github.event_name == 'pull_request' && steps.check-label.outputs.label_found == 'true' }}
         run: echo "Label present. Proceeding with CI."
       - name: Gate passed
-        if: ${{ !inputs.is-pr }}
+        if: ${{ github.event_name != 'pull_request' }}
         run: echo "Not a PR. Proceeding with CI."

.github/workflows/release.yml

@@ -37,9 +37,6 @@ jobs:
   ready-to-merge-gate:
     name: Ready-to-merge gate
     uses: ./.github/workflows/ready-to-merge-workflow.yml
-    with:
-      is-pr: ${{ github.event_name == 'pull_request' }}
-      labels: ${{ toJson(github.event.pull_request.labels) }}
 
   files-changed:
     name: Detect File Changes

.github/workflows/test.yml

@@ -24,9 +24,6 @@ jobs:
   ready-to-merge-gate:
     name: Ready-to-merge gate
     uses: ./.github/workflows/ready-to-merge-workflow.yml
-    with:
-      is-pr: ${{ github.event_name == 'pull_request' }}
-      labels: ${{ toJson(github.event.pull_request.labels) }}
 
   # This job detects if the PR contains changes that require running unit tests.
   # If yes, the job will output a flag that will be used by the next job to run the unit tests.

.github/workflows/ui-tests-critical.yml

@@ -23,9 +23,6 @@ jobs:
   ready-to-merge-gate:
     name: Ready-to-merge gate
     uses: ./.github/workflows/ready-to-merge-workflow.yml
-    with:
-      is-pr: ${{ github.event_name == 'pull_request' }}
-      labels: ${{ toJson(github.event.pull_request.labels) }}
 
   files-changed:
     name: Detect File Changes

.github/workflows/ui-tests.yml

@@ -23,9 +23,6 @@ jobs:
   ready-to-merge-gate:
     name: Ready-to-merge gate
     uses: ./.github/workflows/ready-to-merge-workflow.yml
-    with:
-      is-pr: ${{ github.event_name == 'pull_request' }}
-      labels: ${{ toJson(github.event.pull_request.labels) }}
 
   files-changed:
     name: Detect File Changes

develop-docs/CI.md

@@ -13,9 +13,6 @@ Add this job at the start the workflow and then add `need: ready-to-merge-gate`
 ready-to-merge-gate:
   name: Ready-to-merge gate
   uses: ./.github/workflows/ready-to-merge-workflow.yml
-  with:
-    is-pr: ${{ github.event_name == 'pull_request' }}
-    labels: ${{ toJson(github.event.pull_request.labels) }}
 ```
 
 This job will: