feat(bots): Add "concurrency convertor" as AppEcosystem sample

Signed-off-by: Joas Schilling <coding@schilljs.com>

.github/ISSUE_TEMPLATE/3_bot_list.yml

@@ -26,7 +26,7 @@ body:
   id: screenshot
   attributes:
     label: Screenshot URL
-    description: Max. width 700px, max. height 480px
+    description: Please use bright mode and crop to the chat view with, max. width 700px, max. height 480px
     placeholder: https://github.com/nextcloud/call_summary_bot/blob/main/docs/screenshot.png
   validations:
     required: true

docs/bot-list.md

@@ -6,7 +6,7 @@ request against the [docs/bot-list.md](https://github.com/nextcloud/spreed/blob/
 to add your bot to the list, using the following template:
 
 ```markdown
-## Name of the bot
+### Name of the bot
 
 Useful, but short description, best to keep it to 1-3 lines of text.
 
@@ -20,7 +20,9 @@ Useful, but short description, best to keep it to 1-3 lines of text.
 Here you can find a brief overview of known bots that allows administration to
 easily discover your bot and install it on their Nextcloud server.
 
-## Call summary
+## Samples
+
+### Call summary (Nextcloud app sample)
 
 The call summary bot posts an overview message after the call listing all participants and outlining tasks.
 
@@ -30,7 +32,17 @@ The call summary bot posts an overview message after the call listing all partic
 * [Link to source code](https://github.com/nextcloud/call_summary_bot)
 * [Link to installation documentation](https://github.com/nextcloud/call_summary_bot#readme)
 
-## Welcome bot
+### Currency convertor (Nextcloud AppEcosystem sample)
+
+Example of how easily bot can be implemented in Python.
+
+![Screenshot showing a chat messages to change EUR into USD](botscreenshots/currency-convertor.png)
+
+* License: MIT
+* [Link to source code](https://github.com/cloud-py-api/nc_py_api/tree/main/examples/as_app/talk_bot)
+* [Link to installation documentation](https://github.com/cloud-py-api/nc_py_api/blob/main/examples/as_app/talk_bot/HOW_TO_INSTALL.md)
+
+### Welcome bot (Golang sample)
 
 A Golang sample bot that responds to "Good morning" and "Hello" and welcomes new attendees in the room.