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Size is not a defect on its own — some problems genuinely live in one place — but these are where merge conflicts, review fatigue and single-owner knowledge concentrate, and they are the first thing that slows an inheriting engineer down.","context_why":"A note that does not affect this rating: measured against its own codebase's median, it is below the 85th percentile of 382 surveyed projects' largest files, where this check begins to count."}],"signals_run":11,"conclusive_signals":10,"what_a_person_adds":[{"id":"01.38","kind":"H+","where":"The team","measured":"No architecture or design document is in the tree, across 216 product files.","question":"Where does the design live, and who holds it?"},{"id":"01.39","kind":"H","where":"Your architects, with the product roadmap","question":"Is the architecture right for the next three years of the product?"},{"id":"01.40","kind":"H","where":"The team's reasoning at the time","question":"Were the home-grown components reasonable choices when they were made, and are they now?"}]},{"id":"02","band":"strong","name":"Engineering Process & SDLC Maturity","coverage":"high","findings":[{"id":"02.6","band":"adequate","layer":"deterministic","title":"Almost no process scaffolding exists in the repository","signal":"branch_protection_hints","weight":"corroborating","context":true,"evidence":[{"ref":"process-scaffolding","kind":"metric","detail":"1 of 5 markers present across 264 tracked files"}],"observed":{},"dimension":"02","rationale":"Of five ordinary markers — CI workflows, CODEOWNERS, a pull-request template, pre-commit hooks, contribution guidance — 1 is present: contribution guidance. Branch protection itself is a GitHub setting rather than a file, so this is a reading of proxies and not of the rules themselves. What it does establish is that the process is not written down anywhere a new engineer would find it.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."}],"signals_run":16,"conclusive_signals":13,"what_a_person_adds":[{"id":"02.32","kind":"H","where":"The code host's pull request data","question":"Is review real or a rubber stamp? Comment depth and time to approve need the pull request history."},{"id":"02.38","kind":"H","where":"The issue tracker: backlog, sprint history, estimate accuracy","question":"Is delivery planned and measured, or heroic?"},{"id":"02.37","kind":"H","where":"Tickets, chat and postmortems","question":"How are incidents run, reviewed and learned from?"}]},{"id":"03","band":"significant findings","name":"Organization & Key-Person Risk","coverage":"partial","findings":[{"id":"03.1","band":"significant findings","layer":"deterministic","title":"Bus factor 1: recent work is concentrated in one contributor","signal":"contributor_concentration","weight":"corroborating","evidence":[{"ref":"git shortlog -sn","kind":"metric","detail":"last 24 months: top author three-quarters or more of 182 commits; bus factor 1; 9 authors"}],"observed":{"years":10.9,"window":"last 24 months","authors":72,"top_share":"three-quarters or more","bus_factor":1,"authors_in_window":9,"top_share_all_time":"three-quarters or more","bus_factor_all_time":1},"dimension":"03","rationale":"In the last 24 months, one contributor authored three-quarters or more of 182 non-merge commits among 9 authors; across all history, three-quarters or more of 3,449. This is the single most expensive thing to discover after closing, and the repository cannot tell you whether that person is part of the transaction."}],"signals_run":10,"conclusive_signals":9,"what_a_person_adds":[{"id":"03.29","kind":"H+","where":"The deal terms","measured":"One contributor authored three-quarters or more of the commits in this history.","question":"Is that person part of the transaction, and for how long after it?"},{"id":"03.28","kind":"H","where":"The team; review history only suggests candidates","question":"Who mentors whom, and would that survive a departure?"},{"id":"03.30","kind":"H","where":"Recruiting data and the org chart","question":"Can the team grow, and who stands behind the top three contributors?"},{"id":"03.31","kind":"H","where":"HR data","question":"Is the seniority mix sound, and will pay survive your salary bands?"},{"id":"03.14","kind":"H","where":"Interviews and on-call history","question":"Is the pace sustainable? 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Survey the release branch too.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."}],"signals_run":19,"conclusive_signals":14,"what_a_person_adds":[{"id":"04.32","kind":"H","where":"The data room and the team's record of estimates","question":"Can this team deliver the stated roadmap on the stated timeline?"},{"id":"04.31","kind":"H","where":"Budget and roadmap decisions","question":"Does leadership know about the debt, and is time budgeted to repay it?"},{"id":"04.33","kind":"H","where":"Revenue, customer and churn data","question":"Is the engineering shape consistent with the commercial story?"}]},{"id":"05","band":"adequate","name":"Security & Reliability Posture","coverage":"partial","findings":[{"id":"05.1","band":"adequate","layer":"deterministic","title":"2 credential-shaped strings committed to the tree","signal":"committed_secrets","weight":"corroborating","evidence":[{"kind":"metric","ref":"Google API key","detail":"2 cited: Google API key pattern matched"}],"observed":{},"dimension":"05","rationale":"Matches for Google API key appear in tracked files outside test and fixture paths. They stay in the history even after they leave the tree, so what matters is whether each was rotated. The code cannot tell whether any of them is live, and that decides whether this matters: none sits in production configuration, and none is in a format its provider keeps for live keys. Is any of these live? Show that each was rotated after it was committed, and when. Only Google API keys matched. Those are often public by design, in a browser app's Firebase or Maps configuration; the question is whether each is restricted to the app's domains and APIs.","locations_withheld":2},{"id":"05.3","band":"adequate","layer":"deterministic","title":"12 dependencies float, and no lockfile is committed","signal":"dependency_pinning","weight":"corroborating","context":true,"evidence":[{"ref":"unpinned","kind":"path","path":"chatbot/python/requirements.txt","detail":">=3.2.0","line_end":null,"verbatim":true,"line_start":1},{"ref":"unpinned","kind":"path","path":"chatbot/python/requirements.txt","detail":">=1.40.0","line_end":null,"verbatim":true,"line_start":2},{"ref":"unpinned","kind":"path","path":"chatbot/python/requirements.txt","detail":">=0.20.0b3","line_end":null,"verbatim":true,"line_start":3},{"ref":"unpinned","kind":"path","path":"chatbot/python/requirements.txt","detail":">=1.0","line_end":null,"verbatim":true,"line_start":4},{"ref":"unpinned","kind":"path","path":"rest-auth/requirements.txt","detail":">=1.1.0","line_end":null,"verbatim":true,"line_start":1}],"observed":{},"dimension":"05","rationale":"Dependency versions are declared as ranges and no lockfile is committed, so a build today does not necessarily produce what a build last month produced. That matters twice over in a transaction: the thing being bought cannot be reproduced exactly, and a compromised upstream release arrives without anyone choosing to take it.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"05.6","band":"adequate","layer":"deterministic","title":"3 Dockerfiles run the application as root","signal":"container_runs_as_root","weight":"corroborating","evidence":[{"ref":"no-USER-instruction","kind":"path","path":"docker/chatbot/Dockerfile","detail":"runs as root"},{"ref":"no-USER-instruction","kind":"path","path":"docker/exporter/Dockerfile","detail":"runs as root"},{"ref":"no-USER-instruction","kind":"path","path":"docker/tinode/Dockerfile","detail":"runs as root"}],"observed":{"rootful":3,"dockerfiles":3},"dimension":"05","rationale":"No USER instruction switches away from root, so the process runs with full privileges inside the container. It is a one-line fix and an ordinary expectation, which is why its absence is worth asking about: it usually says more about whether anyone has reviewed the deployment than about this container specifically."},{"id":"05.20","band":"adequate","layer":"deterministic","title":"25 SQL statements built from strings","signal":"sql_from_strings","weight":"corroborating","evidence":[{"ref":"server/db/mysql/adapter.go","kind":"path","path":"server/db/mysql/adapter.go","detail":"SQL built from a string","line_end":997,"line_start":997},{"ref":"server/db/mysql/adapter.go","kind":"path","path":"server/db/mysql/adapter.go","detail":"SQL built from a string","line_end":1336,"line_start":1336},{"ref":"server/db/mysql/adapter.go","kind":"path","path":"server/db/mysql/adapter.go","detail":"SQL built from a string","line_end":2193,"line_start":2193}],"observed":{"files":2,"sites":25,"value_interpolated":19},"unproven":true,"dimension":"05","rationale":"25 places in product code build SQL by formatting or joining strings rather than passing parameters, and in 19 of them a value, not a table or column name, goes into the string. Where any of those values comes from a request, it is an injection point. Each site needs a look; the fix, parameters, is small."},{"id":"05.60","band":"adequate","layer":"deterministic","title":"Relicensed: AGPL-3.0 → GPL-3.0 (2017-11-09)","signal":"licence_changes","weight":"corroborating","context":true,"evidence":[{"ref":"51f7a6780","kind":"commit","path":"LICENSE","detail":"AGPL-3.0 from 2016-09-30"},{"ref":"8a93782de","kind":"commit","path":"LICENSE","detail":"GPL-3.0 from 2017-11-09"}],"observed":{"since":"2017-11-09","latest":"GPL-3.0","weaker":false,"narrowed_at":null,"narrowed_days":null,"licence_versions":2,"source_available":false,"narrowed_recently":false,"unreleased_changes":0},"dimension":"05","rationale":"The root licence changed 1 time(s). Code taken under earlier terms stays under them; check which terms any fork or customer relied on.","context_why":"A note that does not affect this rating: a licence change is a fact for the first screen, and only a narrowing of rights within two years of the surveyed commit costs \"strong\"."}],"signals_run":34,"conclusive_signals":21,"what_a_person_adds":[{"id":"05.38","kind":"H+","where":"The provider's console and audit log","measured":"05.1 found credential-shaped strings in this repository.","question":"Was each one revoked at the provider? 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