[gtk] gtk build workflow

gtk/Makefile

@@ -5,14 +5,20 @@ all: setup
 setup: build/
 	meson build
 
-VER_RAW := $(shell git -C .. describe --tags --abbrev=0 2>/dev/null || git -C .. describe --tags 2>/dev/null || printf '0.0.0')
-VER := $(patsubst v%,%,$(VER_RAW))
+VER_RAW := $(shell git -C .. describe --tags --match 'release/gtk/*' --abbrev=0 2>/dev/null || true)
+VER := $(patsubst release/gtk/%,%,$(VER_RAW))
 TMP := $(shell mktemp -d)
-rpm:
-	git -C .. archive --format=tar.gz --prefix=kordophone/ -o $(TMP)/v$(VER).tar.gz HEAD
+RPM_SOURCE := $(TMP)/$(VER).tar.gz
+.PHONY: check-version
+check-version:
+	@test -n "$(VER_RAW)" || { echo "Could not determine GTK release version from git tags." >&2; echo "Expected a tag reachable from HEAD matching release/gtk/<version>." >&2; exit 1; }
+	@test "$(VER)" != "$(VER_RAW)" || { echo "Invalid GTK release tag: $(VER_RAW)" >&2; echo "Expected format: release/gtk/<version>." >&2; exit 1; }
+
+rpm: check-version
+	git -C .. archive --format=tar.gz --prefix=kordophone/ -o $(RPM_SOURCE) HEAD
 	rpmbuild -ba dist/rpm/kordophone.spec --define "_sourcedir $(TMP)" --define "app_version $(VER)"
 
-deb:
+deb: check-version
 	./dist/deb/build-deb.sh $(VER)
 
 .PHONY: flatpak