✨ feat: Add ffmpeg (#12)

## Description

**What(what issue does this code solve/what feature does it add):**

**How(how does it solve it):**

## Required Checklist:

- [ ] I have added any necessary documentation and comments in my code
(where appropriate)
- [ ] I have added tests to make sure my code runs in all contexts

## Further comments

.github/labeler.yml

@@ -44,7 +44,15 @@ labels:
 
   - label: 'scope/back-end'
     files:
-     - 'server.Dockerfile'
+     - 'server.Dockerfile'  
+  
+  - label: 'scope/ffmpeg'
+    files:
+     - 'ffmpeg.Dockerfile'
+  
+  - label: 'scope/recorder'
+    files:
+     - 'recorder.Dockerfile'
 
   - label: 'scope/ffmpeg'
     files: