Merge pull request #39 from evmauth/balance-sync

test: add coverage for default admin transfers

fix: abstract method should not be implemented

chore: fix code formatting

fix: ensure balance in underlying token standard contract is updated when pruning

chore: add mdbook-mermaid plugin to docs site and include dependencies

Merge pull request #36 from evmauth/docs-update

docs: add troubleshooting tips for general transaction failures

docs: update overview & purpose sections

Merge pull request #35 from evmauth/docs-update

docs: remove references to individual token property config setter methods; add contract size info

Merge pull request #34 from evmauth/docs-workflow

chore: remove mbook-mermaid plugin installation step

Merge pull request #33 from evmauth/docs-workflow

chore: install mbook and mbook-mermaid to add mermaid support