sommerf-lf 7cdde20c73 Email option to embed images as base64 instead of link (#32061) ...

ref: #15081
ref: #14037

Documentation: https://gitea.com/gitea/docs/pulls/69

# Example
Content:

![image](https://github.com/user-attachments/assets/e73ebfbe-e329-40f6-9c4a-f73832bbb181)
Result in Email:

![image](https://github.com/user-attachments/assets/55b7019f-e17a-46c3-a374-3b4769d5c2d6)
Result with source code:
(first image is external image, 2nd is now embedded)

![image](https://github.com/user-attachments/assets/8e2804a1-580f-4a69-adcb-cc5d16f7da81)

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Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

2025-03-05 16:29:29 +00:00

..

app.example.ini

Email option to embed images as base64 instead of link (#32061)

2025-03-05 16:29:29 +00:00