### What problem does this PR solve?
Add a chat widget. I'll probably need some assistance to get this ready
for merge!
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
Co-authored-by: Mohamed Mathari <nocodeventure@Mac-mini-van-Mohamed.fritz.box>
### What problem does this PR solve?
Feat: Translate the fields of the embedded dialog box on the agent page
#3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Displays the embedded page of the chat module #3221
Feat: Let the agen operator support the selection of tts model #3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
