v8.3.0

What's Changed

• docs: add Awesome Go badge to README by @bmf-san in #370
• Update License section header in README.md by @bmf-san in #371
• docs: sync command table and shell completions from registry by @bmf-san in #372
• chore(deps): bump golang.org/x/text from 0.34.0 to 0.35.0 by @dependabot[bot] in #373
• chore(deps): bump golang.org/x/term from 0.40.0 to 0.41.0 by @dependabot[bot] in #374
• chore(deps): bump codecov/codecov-action from 5.5.2 to 5.5.3 by @dependabot[bot] in #375
• chore(deps): bump codecov/codecov-action from 5.5.3 to 6.0.0 by @dependabot[bot] in #376
• chore(deps): bump golang.org/x/term from 0.41.0 to 0.42.0 by @dependabot[bot] in #377
• chore(deps): bump golang.org/x/text from 0.35.0 to 0.36.0 by @dependabot[bot] in #379
• Foundation improvements: CI, error handling, context, named placeholders, benchmarks by @bmf-san in #380
• ci: add semantic-pr, auto-assign, and labeler workflows by @bmf-san in #382
• fix(release): rename .go_releaser.yml to .goreleaser.yml and add SBOM by @bmf-san in #383
• ci: verify generated completions and docs are up to date by @bmf-san in #385
• test: add fuzz tests for shlex tokenizer and alias placeholder parser by @bmf-san in #387
• chore: add .editorconfig, CODEOWNERS, issue forms, and Dependabot auto-merge by @bmf-san in #386
• refactor(cmd): deduplicate fat test mocks via testutil.MockGitClient embedding by @bmf-san in #381
• ci: add security workflows (CodeQL, govulncheck, dep-review, Scorecard) and race detector by @bmf-san in #384
• ci(fuzz): cache corpus across runs, lengthen nightly, archive failing seeds by @bmf-san in #388
• refactor(cmd): extract commandRouter into its own file by @bmf-san in #395
• ci(bench): add benchstat regression report on every PR by @bmf-san in #391
• build(release): add macOS universal binary via goreleaser by @bmf-san in #389
• feat(doctor): add 'ggc doctor' environment diagnostic command by @bmf-san in #390
• perf(version): reuse shared config manager, cut 'ggc version' by ~45% by @bmf-san in #392
• refactor(cli): unify error formatting at the process boundary by @bmf-san in #393
• docs(site): scaffold MkDocs-Material site + GitHub Pages workflow by @bmf-san in #394
• docs(readme): link to the bmf-san.github.io/ggc docs site by @bmf-san in #396
• docs(site): fill in install, quickstart, interactive, config pages by @bmf-san in #397
• docs(readme): lead with interactive demo, add demo captions by @bmf-san in #398
• docs(demos): regenerate README GIFs and fix fabricated command references by @bmf-san in #400
• docs: slim README to essentials; move detail to the docs site by @bmf-san in #401
• docs(commands): autogenerate full command reference from the registry by @bmf-san in #402
• docs: stop duplicating the command table and quick-start in README by @bmf-san in #403

Full Changelog: v8.2.1...v8.3.0