dsse 0.1.2

What's Changed

• Add a runnable Sigstore JS threshold consumer by @astrogilda in #3
• Add the DSSE agent guide by @astrogilda in #5
• Test decoded payload signing at the Rust API by @astrogilda in #4
• Correct the exact release pin and installed API link by @astrogilda in #6
• ci: commit Cargo.lock and add cargo vet audits by @astrogilda in #7

Full Changelog: v0.1.1...v0.1.2