Simplify image

Author: jtiala

.github/workflows/build.yml

@@ -14,23 +14,23 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v4
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: Login to DockerHub
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Docker meta
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: |
             creowave/postgres
@@ -51,7 +51,7 @@ jobs:
           echo "timescaledb_version=$TIMESCALEDB_VERSION" >> $GITHUB_OUTPUT
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v7
         with:
           context: .
           file: ./Dockerfile

Dockerfile

@@ -29,7 +29,6 @@ RUN apk add --no-cache --virtual .postgis-fetch-deps \
   proj-dev \
   proj-util \
   sfcgal-dev \
-  llvm-dev \
   clang \
   autoconf \
   automake \
@@ -57,9 +56,9 @@ RUN apk add --no-cache --virtual .postgis-fetch-deps \
   protobuf-c \
   ca-certificates
 
-# Symlink clang and llvm-lto to ensure compatibility with PostGIS build scripts
-RUN ln -s /usr/bin/clang /usr/bin/clang-19 \
-  && mkdir -p /usr/lib/llvm19/bin && ln -s /usr/bin/llvm-lto /usr/lib/llvm19/bin/llvm-lto
+# Symlink clang to the versioned name expected by PostgreSQL's PGXS build system
+RUN LLVM_VER=$(clang --version | head -1 | grep -oP '\d+' | head -1) \
+  && ln -sf /usr/bin/clang "/usr/bin/clang-${LLVM_VER}"
 
 # Download, verify and extract PostGIS source code
 RUN wget -O postgis.tar.gz "https://github.com/postgis/postgis/archive/${POSTGIS_VERSION}.tar.gz" \
@@ -72,14 +71,13 @@ RUN wget -O postgis.tar.gz "https://github.com/postgis/postgis/archive/${POSTGIS
   --strip-components 1 \
   && rm postgis.tar.gz
 
-# Build PostGIS - with Link Time Optimization (LTO) enabled
+# Build PostGIS
 RUN cd /usr/src/postgis \
   && gettextize \
   && ./autogen.sh \
   && ./configure \
-  --enable-lto \
   && make -j$(nproc) \
-  && make install 
+  && make install
 
 # Cleanup
 RUN rm -rf /usr/src/postgis \