v0.3.1

What's Changed

• ci: run sequencer_bootstrap integration tests sequentially by @schouhy in #934
• chore: use prove feature for indexer FFI by @erhant in #936
• Merge dev to main by @moudyellaz in #937
• Merge dev to main for v0.3.1 by @moudyellaz in #971

Full Changelog: v0.3.0...v0.3.1

Breaking

• The L2 signing key is removed (#950): existing sequencer configs and homes need updating.
• The pinned logos-blockchain rev is bumped (#969).

See #971 for the full list of changes in this release.