feat: [CPCAP-4636] upgrade pg to 18

.github/workflows/build.yaml

@@ -23,6 +23,10 @@ jobs:
       fail-fast: false
       matrix:
         component:
+          - name: pgskipper-patroni-18
+            file: Dockerfile
+            context: ""
+            pg_version: "18"
           - name: pgskipper-patroni-17
             file: Dockerfile
             context: ""

.github/workflows/clean.yaml

@@ -12,6 +12,8 @@ jobs:
       fail-fast: false
       matrix:
         component:
+          - name: pgskipper-patroni-18
+            context: ""
           - name: pgskipper-patroni-17
             context: ""
           - name: pgskipper-patroni-16

Dockerfile

@@ -111,11 +111,17 @@ RUN apt update && apt-get install -y git make gcc && \
     cd pgsentinel && \
     git checkout 0218c2147daab0d2dbbf08433cb480163d321839 && \
     cd src && make install && \
-    cd ../.. && git clone --depth 1 --branch REL14_0 https://github.com/ossc-db/pg_dbms_stats.git && \
-    cd pg_dbms_stats && sed -i 's/$(MAJORVERSION)/14/g' Makefile && \
-    make install && \
+    cd ../.. && \
+    if [ "$PG_VERSION" -lt 18 ]; then \
+        git clone --depth 1 --branch REL14_0 https://github.com/ossc-db/pg_dbms_stats.git && \
+        cd pg_dbms_stats && sed -i 's/$(MAJORVERSION)/14/g' Makefile && \
+        make install && \
+        cd .. ; \
+    else \
+        echo "Skipping pg_dbms_stats: not supported on PostgreSQL $PG_VERSION"; \
+    fi && \
     apt-get purge -y --auto-remove git make gcc && \
-    cd .. && rm -rf pgsentinel
+    rm -rf pgsentinel
 
 RUN apt-get install -y alien vmtouch openssh-server