Document the release process.

* documentation/release.md: New file.
* etc/tag-release.sh: New file.
* .forgejo/workflows/publish-release.yml: New file.

1 files changed, 49 insertions, 0 deletions

diff --git a/etc/tag-release.sh b/etc/tag-release.sh
new file mode 100644
index 0000000..d9b4a21
--- /dev/null
+++ b/etc/tag-release.sh
@@ -0,0 +1,49 @@
+#!/bin/sh
+
+set -e
+set -o pipefail
+
+TAG="$1"
+GUIX_SCIENCE_COMMIT="$2"
+GUIX_REVISION="$3"
+
+usage () {
+    echo "usage: $0 <release-tag> <guix-science-commit> <guix-revision>"
+    echo
+    echo "where <release-tag> is in the format vYYYYMMDD, <guix-science-commit>"
+    echo "is the Guix-Science commit to tag and <guix-revision> is the Guix"
+    echo "revision to associate with the release."
+}
+
+# TODO: check arguments.
+if [ $# -ne 3 ] ; then
+    usage
+    exit 1
+fi
+
+echo ";; Guix-Science release $TAG
+;;
+;; Guix revision: $GUIX_REVISION
+(list (channel
+        (name 'guix-science)
+        (url \"https://codeberg.org/guix-science/guix-science.git\")
+        (branch \"master\")
+        (commit
+          \"$GUIX_SCIENCE_COMMIT\")
+        (introduction
+          (make-channel-introduction
+            \"b1fe5aaff3ab48e798a4cce02f0212bc91f423dc\"
+            (openpgp-fingerprint
+              \"CA4F 8CF4 37D7 478F DA05  5FD4 4213 7701 1A37 8446\"))))
+      (channel
+        (name 'guix)
+        (url \"https://git.guix.gnu.org/guix.git\")
+        (branch \"master\")
+        (commit
+          \"$GUIX_REVISION\")
+        (introduction
+          (make-channel-introduction
+            \"9edb3f66fd807b096b48283debdcddccfea34bad\"
+            (openpgp-fingerprint
+              \"BBB0 2DDF 2CEA F6A8 0D1D  E643 A2A0 6DF2 A33A 54FA\")))))
+" | git tag --annotate --sign -F - $TAG $GUIX_SCIENCE_COMMIT