[feat] Validate coinbase input script (BIP-34)

[m-kus]

Check its size bounds and ensure it starts with the current block height.

Read more:

• https://learnmeabitcoin.com/technical/mining/coinbase-transaction/
• https://github.com/bitcoin/bitcoin/blob/c6d2d1cb66b8c0c15b1a6a712e196869b4bf3040/src/consensus/tx_check.cpp#L47

[od-hunter]

Can I work on this please @m-kus , please I’d love to be given the opportunity to contribute here.

[onlydustapp[bot]]

Hey @od-hunter! Thanks for showing interest. We've created an application for you to contribute to Raito - Bitcoin ZK Client. Go check it out on OnlyDust!

[ShantelPeters]

Can I please be assigned to this issue?

[onlydustapp[bot]]

Hey @ShantelPeters! Thanks for showing interest. We've created an application for you to contribute to Raito - Bitcoin ZK Client. Go check it out on OnlyDust!

[od-hunter]

Thank you ser!

[m-kus]

How is the progress @od-hunter ? Do you need help with this task?

[maciejka]

@od-hunter what is the status of the issue? We would like to complete all open Milestone 2 issues this week. Do need need any help?

[od-hunter]

Sorry sir @maciejka , I’m on it already. I’ll push a pr soon please

[od-hunter]

@maciejka @m-kus How do I check for the amount of bytes the script sig contains since the script sig is a type ByteArray

[m-kus]

ByteArray has len() method

[m-kus]

Resolved by #135