Replace GitHub CLI with curl for PR file diff retrieval in CI workflow

Author: N6REJ

.github/workflows/postgresql-test.yml

@@ -48,23 +48,23 @@ jobs:
 
       - name: Get PostgreSQL Versions
         id: get-versions
-        env:
-          GH_TOKEN: ${{ github.token }}
         run: |
           if [ "${{ github.event.inputs.version }}" != "" ]; then
             # Manual workflow with specific version
             VERSION="${{ github.event.inputs.version }}"
             echo "Testing specific version: $VERSION"
             VERSIONS="[\"$VERSION\"]"
           elif [ "${{ github.event_name }}" == "pull_request" ]; then
-            # For PRs, detect which versions were added or modified
+            # For PRs, detect which versions were added or modified using GitHub API
             echo "Detecting versions changed in PR #${{ github.event.pull_request.number }}"
             
-            # Get the diff from GitHub API
-            DIFF=$(gh api repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files \
-              --jq '.[] | select(.filename == "releases.properties") | .patch' 2>/dev/null || echo "")
+            # Get the diff from GitHub API using curl
+            PATCH=$(curl -s -H "Authorization: token ${{ github.token }}" \
+              -H "Accept: application/vnd.github.v3+json" \
+              "https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files" | \
+              jq -r '.[] | select(.filename == "releases.properties") | .patch' 2>/dev/null || echo "")
             
-            if [ -z "$DIFF" ]; then
+            if [ -z "$PATCH" ]; then
               echo "No changes to releases.properties detected"
               echo "Testing latest 5 stable versions as fallback"
               VERSIONS=$(grep -E "^[0-9]+\.[0-9]+" releases.properties | \
@@ -76,7 +76,7 @@ jobs:
               echo "Analyzing diff for added/modified versions..."
               
               # Extract added lines (lines starting with +) that contain version numbers
-              CHANGED_VERSIONS=$(echo "$DIFF" | \
+              CHANGED_VERSIONS=$(echo "$PATCH" | \
                 grep "^+" | \
                 grep -v "^+++" | \
                 grep -E "^\+[0-9]+\.[0-9]+" | \