docs(license): add LICENSE.md

docs(gemini): add agent adapter README.md

docs(codex): add agent adapter README.md

docs(claude): add agent adapter README.md

docs(standards): add testing.md

docs(standards): add security.md

docs(standards): add review.md

docs(standards): add release.md

docs(standards): add onboarding.md

docs(standards): add nx-boundaries.md

docs(standards): add documentation.md

docs(standards): add diagrams.md

docs(standards): add coding.md

docs(standards): add ci-cd.md

docs(standards): add architecture.md