Update Citus main packaging to PostgreSQL 17-19

.github/workflows/build-citus-community-nightlies.yml

@@ -52,7 +52,8 @@ jobs:
           password: ${{ secrets.DOCKERHUB_PASSWORD }}
 
       - name: Clone tools branch
-        run: git clone -b v0.8.36 --depth=1  https://github.com/citusdata/tools.git tools
+        # v0.8.39 fixes nightly exclusions incorrectly using release versions.
+        run: git clone -b v0.8.39 --depth=1  https://github.com/citusdata/tools.git tools
 
       - name: Install package dependencies
         run: |
@@ -72,4 +73,3 @@ jobs:
           --passphrase "${PACKAGING_PASSPHRASE}" \
           --output_dir "$(pwd)/packages/" \
           --input_files_dir "$(pwd)"
-

pg_exclude.yml

@@ -1,8 +1,14 @@
 exclude:
-  nightly: {}
+  nightly:
+    # PGDG does not publish PostgreSQL 19 packages for EL8.
+    el/8: [19]
+    ol/8: [19]
+    almalinux/8: [19]
   release:
+    el/8: [19]
+    ol/8: [19]
+    almalinux/8: [19]
     debian/trixie: [12,13]
     debian/bookworm: [12,13]   # if PGDG dropped 12/13 there
     ubuntu/noble: [12,13]
     ubuntu/jammy: [12,13]      # adjust per PGDG availability
-

postgres-matrix.yml

@@ -27,4 +27,7 @@ version_matrix:
   - 13.2:
       postgres_versions: [ 15, 16, 17 ]  
   - 14.0:
-      postgres_versions: [ 16, 17, 18 ]  
+      postgres_versions: [ 16, 17, 18 ]
+  # Nightly builds use the last entry; keep older release mappings intact.
+  - 15.0:
+      postgres_versions: [ 17, 18, 19 ]