Release 0.4.0

Changed

• bonsol cli option requirements and error messages updated for added clarity
• Breaking: bonsol deploy cli subcommand requirements updated. Please refer to the docs, or use bonsol deploy --help for more info.
• Fixes corner cases in bonsol program where there is no callback program.
• Pins cli to a cargo risc0 version
• Upgrade to solana 2.0 and risc0 zkvm 1.2.1
• Publish crates

Added

• bonsol estimate for estimating execution cost of bonsol programs.

Fixed

• Breaking: execute_v1 interface instruction now uses the new InputRef to improve CU usage.
• Adds a callback struct to use the input_hash and committed_outputs from the callback program ergonomically.
• Fixes requester/payer mismatch in the node account selection
• Breaking: Forwards input hash to the callback program in all cases.
• Breaking: Changes flatbuffer Account struct to have 8 byte alignment due a possible bug in the flatbufers compiler. [https://github.com/google/flatbuffers/pull/8398](Bug Here)
• Breaking: Flatbuffers was upgraded to 24.3.25
• risc0-groth16-prover binaries (rapidsnark & stark-verify) are available to the nix store, partially unblocking NixOS support.
• flatbuffers code is now dynamically generated at build time
• Fixed alignment of Account struct in the schemas.