release v1.0.0-rc.0 (#113)

## Description

<!-- Brief description of changes -->

## Checklist

- [x] I have updated the
[docs/SPEC.md](https://github.com/babylonlabs-io/rollup-bsn-contracts/blob/main/docs/SPEC.md)
file if this change affects the specification
- [x] I have updated the schema by running `cargo gen-schema`

---------

Co-authored-by: Copilot <[email protected]>

Author: SebastianElvis

CHANGELOG.md

@@ -37,6 +37,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## Unreleased
 
+## v1.0.0-rc.0
+
+_Release candidate. No changes since v0.2.0. This entry is a placeholder and will be updated if changes are made before final release._
 ## v0.2.0
 
 ### State and API breaking

Cargo.lock

@@ -4,7 +4,7 @@ resolver = "2"
 
 [workspace.package]
 edition    = "2021"
-version    = "0.2.0"
+version    = "1.0.0-rc.0"
 license    = "BSL-1.1"
 repository = "https://github.com/babylonlabs-io/rollup-bsn-contracts"
 authors    = ["Babylon Labs Ltd. <[email protected]>"]

Cargo.toml

@@ -1,6 +1,6 @@
 {
   "contract_name": "finality",
-  "contract_version": "0.2.0",
+  "contract_version": "1.0.0-rc.0",
   "idl_version": "1.0.0",
   "instantiate": {
     "$schema": "http://json-schema.org/draft-07/schema#",