ci(jreleaser): add release introduction to the release notes

.github/workflows/release.yml

@@ -3,6 +3,10 @@ name: Release
 on:
   workflow_dispatch:
     inputs:
+      release_notes:
+        description: Release notes (use \n for newlines)
+        type: string
+        required: false
       bump:
         description: 'Bump type'
         required: false
@@ -126,6 +130,14 @@ jobs:
         with:
           arguments: :komga:generateOpenApiDocs
 
+      - name: Create release notes
+        run: |
+          mkdir release_notes
+          echo -e "${{ inputs.release_notes }}" >> release_notes/release_notes.md
+          echo "Release notes:"
+          cat release_notes/release_notes.md
+          echo ""
+
       - name: JReleaser Changelog append
         uses: gradle/gradle-build-action@v2
         if: needs.version.outputs.should_release #only redo if the version changed

.gitignore

@@ -49,6 +49,7 @@ nbdist/
 /config-dir/
 application-oauth2.yml
 /benchmark
+/release_notes
 
 ### Conveyor
 output/

build.gradle.kts

@@ -2,6 +2,8 @@ import com.github.benmanes.gradle.versions.updates.DependencyUpdatesTask
 import org.jreleaser.model.Active
 import org.jreleaser.model.Distribution.DistributionType.SINGLE_JAR
 import org.jreleaser.model.api.common.Apply
+import kotlin.io.path.Path
+import kotlin.io.path.exists
 
 plugins {
   run {
@@ -73,6 +75,13 @@ jreleaser {
         preset = "conventional-commits"
         skipMergeCommits = true
         links = true
+        content = (if (Path("./release_notes/release_notes.md").exists()) "{{#f_file_read}}{{basedir}}/release_notes/release_notes.md{{/f_file_read}}" else "") +
+          """
+            ## Changelog
+
+            {{changelogChanges}}
+            {{changelogContributors}}
+          """.trimIndent()
         format = "- {{#commitIsConventional}}{{#conventionalCommitIsBreakingChange}}🚨 {{/conventionalCommitIsBreakingChange}}{{#conventionalCommitScope}}**{{conventionalCommitScope}}**: {{/conventionalCommitScope}}{{conventionalCommitDescription}}{{#conventionalCommitBreakingChangeContent}}: *{{conventionalCommitBreakingChangeContent}}*{{/conventionalCommitBreakingChangeContent}} ({{commitShortHash}}){{/commitIsConventional}}{{^commitIsConventional}}{{commitTitle}} ({{commitShortHash}}){{/commitIsConventional}}{{#commitHasIssues}}, closes{{#commitIssues}} {{issue}}{{/commitIssues}}{{/commitHasIssues}}"
         hide {
           uncategorized = true