build: bump Gentoo and Void versions in release-version

Move version bumping into scripts/bump-version.sh, rename the ebuild per release, reset the Void checksum, and add make pkg-checksums to fill it after the release.

Makefile

@@ -4,7 +4,7 @@ CONFIG_DIR  := /etc/unitdore
 VERSION    := $(shell git describe --tags --always --dirty 2>/dev/null || echo "dev")
 LDFLAGS    := -ldflags "-X github.com/warkanum/unitdore/cmd.version=$(VERSION)"
 
-.PHONY: all build install uninstall test lint clean release-version
+.PHONY: all build install uninstall test lint clean release-version pkg-checksums
 
 all: build
 
@@ -42,7 +42,7 @@ lint:
 clean:
 	rm -f $(BINARY)
 
-## release-version: bump patch version, update source versions, commit, tag, and push
+## release-version: bump patch version, update source and package versions, commit, tag, and push
 release-version:
 	@CURRENT=$$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.0"); \
 	MAJOR=$$(echo $$CURRENT | sed 's/v\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1/'); \
@@ -51,15 +51,17 @@ release-version:
 	NEXT="v$$MAJOR.$$MINOR.$$((PATCH + 1))"; \
 	PKGVER="$$MAJOR.$$MINOR.$$((PATCH + 1))"; \
 	echo "Current: $$CURRENT → Next: $$NEXT"; \
-	sed -i "s/^var version = .*/var version = \"$$PKGVER\"/" cmd/root.go; \
-	sed -i "s/^pkgver=.*/pkgver=$$PKGVER/" pkg/arch/PKGBUILD; \
-	sed -i "s/^Version:.*/Version:        $$PKGVER/" pkg/centos/unitdore.spec; \
-	git add cmd/root.go pkg/arch/PKGBUILD pkg/centos/unitdore.spec; \
+	scripts/bump-version.sh "$$PKGVER"; \
+	git add -A cmd/root.go pkg; \
 	git commit -m "chore(release): update package version to $$PKGVER"; \
 	git tag -a "$$NEXT" -m "Release $$NEXT"; \
 	git push origin HEAD "$$NEXT"; \
 	echo "Pushed $$NEXT — release workflow triggered"
 
+## pkg-checksums: fill the Void checksum from the published release (run after release)
+pkg-checksums:
+	scripts/update-checksums.sh
+
 ## help: show this help
 help:
 	@grep -E '^## ' Makefile | sed 's/## /  /'

scripts/bump-version.sh

@@ -0,0 +1,23 @@
+#!/bin/sh
+# Usage: scripts/bump-version.sh X.Y.Z
+# Updates the version in source and every package definition.
+# Run from the repo root. Void checksum is reset: fill it with
+# scripts/update-checksums.sh once the release tarball exists.
+set -eu
+
+VER="${1:?usage: $0 X.Y.Z}"
+EBUILD_DIR=pkg/gentoo/app-containers/unitdore
+
+sed -i "s/^var version = .*/var version = \"$VER\"/" cmd/root.go
+sed -i "s/^pkgver=.*/pkgver=$VER/" pkg/arch/PKGBUILD
+sed -i "s/^Version:.*/Version:        $VER/" pkg/centos/unitdore.spec
+
+# Gentoo: the version lives in the ebuild file name
+OLD_EBUILD=$(ls "$EBUILD_DIR"/unitdore-*.ebuild | head -n1)
+NEW_EBUILD="$EBUILD_DIR/unitdore-$VER.ebuild"
+[ "$OLD_EBUILD" = "$NEW_EBUILD" ] || git mv "$OLD_EBUILD" "$NEW_EBUILD"
+
+# Void: version bump invalidates the checksum
+sed -i -e "s/^version=.*/version=$VER/" \
+       -e "s/^revision=.*/revision=1/" \
+       -e "s/^checksum=.*/checksum=UPDATE_AFTER_RELEASE/" pkg/void/srcpkgs/unitdore/template

scripts/update-checksums.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+# Usage: scripts/update-checksums.sh
+# Fills the Void template checksum from the published release source tarball.
+# Run from the repo root after the release workflow has finished.
+set -eu
+
+T=pkg/void/srcpkgs/unitdore/template
+VER=$(sed -n 's/^version=//p' "$T")
+URL="https://git.warky.dev/wdevs/unitdore/releases/download/v$VER/unitdore-v$VER-source.tar.gz"
+
+SUM=$(curl -fsSL "$URL" | sha256sum | cut -d' ' -f1)
+sed -i "s/^checksum=.*/checksum=$SUM/" "$T"
+echo "void checksum for v$VER: $SUM"