docs: complete the card + contributing guide + completeness guard

docs: complete the card + contributing guide + completeness guard

docs: complete the card + contributing guide + completeness guard

docs: link the documentation site + citation metadata

docs: link the documentation site + citation metadata

Documentation a newcomer actually needs

Give every text read an explicit encoding

Give every text read an explicit encoding

Give every text read an explicit encoding

Give every text read an explicit encoding

Mark the figures the release cannot reproduce

Mark the figures the release cannot reproduce

Cross-link the toolkit; correct the Space badge; real install URLs

Initial release: 256 certified regions, 27 counterexamples, zero-dependency verifier

initial commit