docs: init proto

feat: intelligent search-based navigation for trending/popular content

test: verify strict output contracts on 200-case matrix

test: validate 35 non-template existing domains across output types

test: run 6100-case template and non-template stress matrix

docs: add manual test report with 89 tests

docs: update test report with build status

docs: update test report with 116 tests passing

docs: update test report with latest results

docs: add test report with coverage analysis