From 4c0e4fc1d320c54cdd5aabf3fa8be2721eb94c0b Mon Sep 17 00:00:00 2001
From: Pekka Nurmi <pekka.nurmi@upcloud.com>
Date: Mon, 20 Nov 2023 16:20:01 +0200
Subject: [PATCH] chore(release): autogenerate release notes (#98)

---
 .github/workflows/release.yaml |  5 ++++-
 .gitignore                     |  2 ++
 Makefile                       | 10 ++++++++++
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 45a7170c..3b89bb96 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -20,11 +20,14 @@ jobs:
         with:
           go-version: '1.20'
 
+      - name: Get release notes
+        run: make release-notes > .release_notes
+
       - name: Create release
         uses: goreleaser/goreleaser-action@v4
         with:
           distribution: goreleaser
           version: latest
-          args: -f .goreleaser.yaml release --clean
+          args: -f .goreleaser.yaml release --clean --release-notes=.release_notes
         env:
           GITHUB_TOKEN: ${{ secrets.GH_PAT }}
diff --git a/.gitignore b/.gitignore
index 58104c88..0b7578fd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,5 @@ temp/
 .DS_Store
 vendor/
 dist/
+# Generated release notes
+.release_notes
diff --git a/Makefile b/Makefile
index 213899cd..b0a89f5b 100644
--- a/Makefile
+++ b/Makefile
@@ -44,3 +44,13 @@ build-plugin:
 
 .PHONY: build
 build: build-plugin
+
+.PHONY: release-notes
+release-notes: CHANGELOG_HEADER = ^\#\# \[
+release-notes: CHANGELOG_VERSION = $(subst v,,$(TAG))
+release-notes:
+	@awk \
+		'/${CHANGELOG_HEADER}${CHANGELOG_VERSION}/ { flag = 1; next } \
+		/${CHANGELOG_HEADER}/ { if ( flag ) { exit; } } \
+		flag { if ( n ) { print prev; } n++; prev = $$0 }' \
+		CHANGELOG.md