Create a documentation for all existing Pallad features

[mrcnk]

Acceptance Criteria:

• Onboarding process is documented.
• Send Mina flow is documented.
• Receive Mina explains how to receive and top up a wallet.
• Staking is documented.
• Address Book is documented.
• Settings are documented.
• Network switching is documented.
• Necessary docs are created in https://github.com/palladians/pallad-website2. Directory: src/content/docs/docs.

[mrcnk]

/price 200

[krzysztofwujs]

easy money ill take it

[krzysztofwujs]

I applied through astro-mina should be all right now ? @mrcnk