docs: changelog v1 page

Author: ldez

docs/content/docs/product/changelog-v1.md

@@ -0,0 +1,16 @@
+---
+title: Changelog v1
+excludeSearch: true
+sidebar:
+  exclude: true
+---
+
+Follow the news and releases on [Mastodon](https://fosstodon.org/@golangcilint) and on [Bluesky](https://bsky.app/profile/golangci-lint.run).
+
+`golangci-lint` is a free and open-source project built by volunteers.
+
+If you value it, consider supporting us, we appreciate it!
+
+{{< golangci/button text="Donate ❤️" link="/docs/donate" >}}
+
+{{% golangci/embed file=".tmp/raw_changelog_v1.tmp" %}}

docs/content/docs/product/changelog.md

@@ -15,3 +15,9 @@ If you value it, consider supporting us, we appreciate it!
 {{< golangci/button text="Donate ❤️" link="/docs/donate" >}}
 
 {{% golangci/embed file=".tmp/raw_changelog.tmp" %}}
+
+## v1.x.x
+
+{{< cards cols=2 >}}
+    {{< card link="/docs/product/changelog-v1" title="Changelog of golangci-lint v1" icon="collection" >}}
+{{< /cards >}}

scripts/website/expand_templates/changelog.go

@@ -6,15 +6,31 @@ import (
 	"path/filepath"
 )
 
-func copyChangelog(dir string) error {
-	marker := "<!-- START --->"
+func copyChangelogs(dir string) error {
+	data := map[string]string{
+		"CHANGELOG.md":    filepath.Join(dir, "raw_changelog.tmp"),
+		"CHANGELOG-v1.md": filepath.Join(dir, "raw_changelog_v1.tmp"),
+	}
+
+	for src, dst := range data {
+		err := copyChangelog(src, dst)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func copyChangelog(src, dst string) error {
+	markerStart := "<!-- START --->"
 
-	in, err := os.ReadFile("CHANGELOG.md")
+	in, err := os.ReadFile(src)
 	if err != nil {
 		return err
 	}
 
-	out, err := os.Create(filepath.Join(dir, "raw_changelog.tmp"))
+	out, err := os.Create(dst)
 	if err != nil {
 		return err
 	}
@@ -24,7 +40,7 @@ func copyChangelog(dir string) error {
 	var write bool
 
 	for line := range bytes.Lines(bytes.ReplaceAll(in, []byte("### "), []byte("## "))) {
-		if bytes.Equal(bytes.TrimSpace(line), []byte(marker)) {
+		if bytes.Equal(bytes.TrimSpace(line), []byte(markerStart)) {
 			write = true
 			continue
 		}

scripts/website/expand_templates/main.go

@@ -40,7 +40,7 @@ func saveTmp(tmpDir string) error {
 		return fmt.Errorf("copy plugin reference: %w", err)
 	}
 
-	err = copyChangelog(tmpDir)
+	err = copyChangelogs(tmpDir)
 	if err != nil {
 		return fmt.Errorf("copy changelog: %w", err)
 	}