chore(CI): add badges to PR docker build comments (#237)

Author: miraclx

.github/workflows/tests.yml

@@ -295,6 +295,9 @@ jobs:
           docker pull freyrcli/freyrjs-git:${{steps.meta2.outputs.tag}}
           ```
 
+          | [**Latest Master**][master-url] | [![](https://img.shields.io/docker/image-size/freyrcli/freyrjs-git/master?color=gray&label=%20&logo=docker)][master-url] |
+          | - | - |
+
           ---
 
           <details>
@@ -307,6 +310,8 @@ jobs:
           </details>
           </div>
 
+          [master-url]: https://hub.docker.com/r/freyrcli/freyrjs-git/tags?name=master
+
     - name: Set up QEMU
       uses: docker/setup-qemu-action@8b122486cedac8393e77aa9734c3528886e4a1a8
 
@@ -345,6 +350,10 @@ jobs:
           docker pull freyrcli/freyrjs-git:${{steps.meta2.outputs.tag}}
           ```
 
+          | [**Latest Master**][master-url] | [![](https://img.shields.io/docker/image-size/freyrcli/freyrjs-git/master?color=gray&label=%20&logo=docker)][master-url] |
+          | - | - |
+          | [**This Patch**][pr-url] | [![](https://img.shields.io/docker/image-size/freyrcli/freyrjs-git/${{steps.meta2.outputs.tag}}?color=gray&label=%20&logo=docker)][pr-url] |
+
           ---
 
           <details>
@@ -357,6 +366,9 @@ jobs:
           </details>
           </div>
 
+          [master-url]: https://hub.docker.com/r/freyrcli/freyrjs-git/tags?name=master
+          [pr-url]: https://hub.docker.com/r/freyrcli/freyrjs-git/tags?name=${{steps.meta2.outputs.tag}}
+
   linter:
     runs-on: ubuntu-latest