Implement "push tag to release"

.bcr/config.yml

@@ -0,0 +1,3 @@
+fixedReleaser:
+  login: fmeum
+  email: fabian@meumertzhe.im

.bcr/metadata.template.json

@@ -0,0 +1,15 @@
+{
+  "homepage": "https://github.com/fmeum/buildozer",
+  "maintainers": [
+    {
+      "email": "fabian@meumertzhe.im",
+      "github": "fmeum",
+      "name": "Fabian Meumertzheim"
+    }
+  ],
+  "repository": [
+    "github:fmeum/buildozer"
+  ],
+  "versions": [],
+  "yanked_versions": {}
+}

.bcr/presubmit.yml

@@ -0,0 +1,19 @@
+bcr_test_module:
+  module_path: tests
+  matrix:
+    platform:
+      - debian10
+      - ubuntu2004
+      - macos
+      - macos_arm64
+      - windows
+  tasks:
+    run_test_module:
+      name: Run test module
+      platform: ${{ platform }}
+      shell_commands:
+        - bazel run //:run_buildozer
+      build_targets:
+        - //...
+      test_targets:
+        - //...

.bcr/source.template.json

@@ -0,0 +1,5 @@
+{
+  "integrity": "",
+  "strip_prefix": "{REPO}-{VERSION}",
+  "url": "https://github.com/{OWNER}/{REPO}/releases/download/{TAG}/{REPO}-{TAG}.tar.gz"
+}

.github/workflows/ci.bazelrc

@@ -0,0 +1 @@
+# Required by the release workflow

.github/workflows/release.yml

@@ -0,0 +1,18 @@
+# Based on
+# https://github.com/bazel-contrib/rules-template/blob/07fefdbc09d7ca2a49d24220e00dac2efc2bf9b7/.github/workflows/release.yml
+
+# Cut a release whenever a new tag is pushed to the repo.
+# You should use an annotated tag, like `git tag -a v1.2.3`
+# and put the release notes into the commit message for the tag.
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  release:
+    uses: bazel-contrib/.github/.github/workflows/release_ruleset.yaml@v5
+    with:
+      release_files: buildozer-*.tar.gz

.github/workflows/release_prep.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+# Based on
+# https://github.com/bazel-contrib/rules-template/blob/07fefdbc09d7ca2a49d24220e00dac2efc2bf9b7/.github/workflows/release_prep.sh
+
+set -o errexit -o nounset -o pipefail
+
+# Set by GH actions, see
+# https://docs.github.com/en/actions/learn-github-actions/environment-variables#default-environment-variables
+TAG=${GITHUB_REF_NAME}
+# The prefix is chosen to match what GitHub generates for source archives
+PREFIX="buildozer-${TAG:1}"
+ARCHIVE="buildozer-$TAG.tar.gz"
+git archive --format=tar --prefix=${PREFIX}/ ${TAG} | gzip > $ARCHIVE
+SHA=$(shasum -a 256 $ARCHIVE | awk '{print $1}')
+
+cat << EOF
+## Using Bzlmod
+
+1. Enable with \`common --enable_bzlmod\` in \`.bazelrc\` (default with Bazel 7).
+2. Add to your \`MODULE.bazel\` file:
+
+\`\`\`starlark
+bazel_dep(name = "buildozer", version = "${TAG:1}")
+\`\`\`
+EOF

release/BUILD.bazel

@@ -2,8 +2,3 @@ sh_binary(
     name = "update",
     srcs = ["update.sh"],
 )
-
-sh_binary(
-    name = "release",
-    srcs = ["release.sh"],
-)