Add docker stuff

.dockerignore

@@ -0,0 +1,7 @@
+/.git/
+/dist/
+/results/
+/tmp_check/
+regression.*
+*.o
+*.so

Dockerfile

@@ -0,0 +1,19 @@
+ARG PG_MAJOR=17
+FROM postgres:$PG_MAJOR
+ARG PG_MAJOR
+
+COPY . /tmp/pgpdf
+
+RUN apt-get update && \
+		apt-mark hold locales && \
+		apt-get install -y --no-install-recommends libpoppler-glib-dev pkg-config wget build-essential postgresql-server-dev-$PG_MAJOR && \
+		cd /tmp/pgpdf && \
+		make clean && \
+		make install && \
+		mkdir /usr/share/doc/pgpdf && \
+		cp LICENSE README.md /usr/share/doc/pgpdf && \
+		rm -r /tmp/pgpdf && \
+		apt-get remove -y pkg-config wget build-essential postgresql-server-dev-$PG_MAJOR && \
+		apt-get autoremove -y && \
+		apt-mark unhold locales && \
+		rm -rf /var/lib/apt/lists/*

Makefile

@@ -2,7 +2,7 @@ PG_CONFIG = pg_config
 PKG_CONFIG = pkg-config
 
 EXTENSION = pgpdf
-
+EXTVERSION = 0.1.0
 MODULE_big = $(EXTENSION)
 
 OBJS = pgpdf.o
@@ -32,4 +32,23 @@ EXTRA_CLEAN = $(TEST_FILES)
 PGXS := $(shell $(PG_CONFIG) --pgxs)
 include $(PGXS)
 
-dev: clean all install installcheck
+dev: clean all install installcheck
+
+.PHONY: dist
+
+dist:
+	mkdir -p dist
+	git archive --format zip --prefix=$(EXTENSION)-$(EXTVERSION)/ --output dist/$(EXTENSION)-$(EXTVERSION).zip main
+
+# for Docker
+PG_MAJOR ?= 17
+
+.PHONY: docker
+
+docker:
+	docker build --pull --no-cache --build-arg PG_MAJOR=$(PG_MAJOR) -t florents/pgpdf:pg$(PG_MAJOR) -t florents/pgpdf:$(EXTVERSION)-pg$(PG_MAJOR) .
+
+.PHONY: docker-release
+
+docker-release:
+	docker buildx build --push --pull --no-cache --platform linux/amd64,linux/arm64 --build-arg PG_MAJOR=$(PG_MAJOR) -t florents/pgpdf:pg$(PG_MAJOR) -t florents/pgpdf:$(EXTVERSION)-pg$(PG_MAJOR) .