v0.4.0

Compatible with celestia-node v0.13.5 and v0.14.0

What's Changed

• build(deps): Bump github.com/celestiaorg/go-header from 0.4.0 to 0.4.1 by @dependabot in #66
• Add Blob.Index and fix Blob.Proof Serialization by @Ferret-san in #108
• chore: update workflows by @distractedm1nd in #118
• feat!: modularize client and upgrade to node v0.13.4 by @distractedm1nd in #117

Full Changelog: v0.3.0...v0.4.0