Add database to stock bot's answer

[waterfox-dev]

Could be nice to have a database who stock bot's answer to do prompt engineering.

Suggestions :

• Buttons at the end of response
• Sqlite database

[waterfox-dev]

Database structure and relatives files are on main.

Concerned commits :

• https://github.com/waterfox-dev/resume-bot/commit/38cdabc88ff95d5dfe0146ffe60a7ab87896b21c
• https://github.com/waterfox-dev/resume-bot/commit/5968940cfc9663009e7c20f35df5f908f4b0c6b1