Integrate changie and create a workflow for publishing app

.changie.yaml

@@ -0,0 +1,35 @@
+changesDir: .changes
+unreleasedDir: unreleased
+headerPath: header.tpl.md
+changelogPath: CHANGELOG.md
+versionExt: md
+versionFormat: '## {{.Version}} - {{.Time.Format "2006-01-02"}}'
+kindFormat: '### {{.Kind}}'
+# Note: it is possible to add a `.custom.Long` text manually into the yaml file produced by `changie new`. This will add a long description.
+changeFormat: >-
+    * {{ if and (ne .Custom.Issue "") (ne .Custom.Issue "0") }}([#{{ .Custom.Issue }}](https://gitlab.com/Chill-Projet/chill-bundles/-/issues/{{ .Custom.Issue }})) {{ end }}{{.Body}}
+custom:
+    -   key: Issue
+        label: Issue number (on chill-bundles repository) (optional)
+        optional: true
+        type: int
+kinds:
+    -   label: Release
+        auto: minor
+    -   label: Feature
+        auto: minor
+    -   label: Deprecated
+        auto: minor
+    -   label: Fixed
+        auto: patch
+    -   label: Security
+        auto: patch
+    -   label: DX
+        auto: patch
+    -   label: UX
+        auto: patch
+newlines:
+  afterChangelogHeader: 1
+  beforeChangelogVersion: 1
+  endOfVersion: 1
+envPrefix: CHANGIE_