setup a target and disable cache

.forgejo/workflows/build.yml

@@ -103,6 +103,8 @@ jobs:
           labels: ${{ steps.meta.outputs.labels }}
           context: general/
           dockerfile: general/Dockerfile
+          target: final
+          no-cache: true
           build-args: |
             PG_MAJOR_VERSION=${{ matrix.PG_MAJOR_VERSION }}
             DEB_RELEASE=${{ matrix.DEB_RELEASE }}

general/Dockerfile

@@ -49,7 +49,7 @@ RUN git clone https://github.com/pgvector/pgvector --depth=1 --recursive -b ${PG
 WORKDIR /build/pgvector
 RUN make -j && make install
 
-FROM gitea.simcop2387.info/simcop2387/postgresql-container-base:${BASE_IMAGE_TAG}
+FROM gitea.simcop2387.info/simcop2387/postgresql-container-base:${BASE_IMAGE_TAG} AS final
 
 COPY --from=pgbuilder /usr/share/postgresql/. /usr/share/posrgresql/
 COPY --from=pgbuilder /usr/lib/postgresql/. /usr/lib/postgresql/