- introduce preview screenshots for sample output, and a sample result

README.md

@@ -9,6 +9,10 @@
     ... a GitHub action that builds your release notes fast, easy and exactly the way you want.
 </p>
 
+<div align="center">
+  <img src=".github/images/release_changelog_builder_collapsed.png"/>
+</div>
+
 <div align="center">
   <a href="https://github.com/mikepenz/release-changelog-builder-action/actions">
 		<img src="https://github.com/mikepenz/release-changelog-builder-action/workflows/CI/badge.svg"/>
@@ -21,7 +25,7 @@
 <p align="center">
     <a href="#whats-included-">What's included 🚀</a> &bull;
     <a href="#setup">Setup 🛠️</a> &bull;
-    <a href="#full-sample-%EF%B8%8F">Full Sample 🖥️</a> &bull;
+    <a href="#full-sample-%EF%B8%8F">Sample 🖥️</a> &bull;
     <a href="#customization-%EF%B8%8F">Customization 🖍️</a> &bull;
     <a href="#contribute-">Contribute 🧬</a> &bull;
     <a href="#license">License 📓</a>
@@ -114,6 +118,11 @@ on:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 ```
 
+<div align="center">
+  <a href="https://github.com/mikepenz/release-changelog-builder-action/runs/1270879787"><img src=".github/images/release_changelog_builder_expanded.png"/></a>
+</div>
+
+Scroll to the bottom of the README to see a sample result changelog.
 
 ## Customization 🖍️
 
@@ -285,8 +294,9 @@ export GITHUB_TOKEN=your_personal_github_pat
 
 ## Credits
 
-Core parts of the PR fetching logic are based on [pull-release-notes](https://github.com/nblagoev/pull-release-notes)
+- Core parts of the PR fetching logic are based on [pull-release-notes](https://github.com/nblagoev/pull-release-notes)
-- Nikolay Blagoev - [GitHub](https://github.com/nblagoev/)
+  - Nikolay Blagoev - [GitHub](https://github.com/nblagoev/)
+- [action-gh-release](https://github.com/softprops/action-gh-release) for a few great README ideas
 
 ## License
 
@@ -310,3 +320,9 @@ All patches and changes applied to the original source are licensed under the Ap
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
+
+## Sample result changelog
+
+<div align="center">
+  <a href="https://github.com/mikepenz/release-changelog-builder-action/releases/tag/v0.9.0"><img src=".github/images/release_changelog_result.png"/></a>
+</div>