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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":9,"what_a_person_adds":[{"id":"01.38","kind":"H+","where":"The team","measured":"No architecture or design document is in the tree, across 2,201 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":"adequate","name":"Engineering Process & SDLC Maturity","coverage":"high","findings":[{"id":"02.1","band":"adequate","layer":"deterministic","title":"Little of the recent change carries a trace of review","signal":"merge_discipline","weight":"corroborating","evidence":[{"ref":"reviewable-arrivals","kind":"metric","detail":"233 of 3,090 commits in the last 24 months carry review evidence; 51.8% across all 12,123"}],"observed":{"merges":82,"window":"last 24 months","with_tracked":1,"with_reviewed":0,"reviewed_share":0.075,"commits_in_window":3090,"squashed_with_pr_ref":4,"with_signed_off_other":4,"reviewed_share_all_time":0.518,"with_committed_by_other":153},"dimension":"02","rationale":"In the last 24 months, 233 of 3,090 commits (7.5%) carry any trace of review: a merge, a pull-request reference, a Reviewed-by or Reviewed-on trailer, a Closes/Fixes reference, a maintainer's sign-off on someone else's change, or a change applied by someone other than its author. That is low but not absent. Review may happen in a workflow this history does not record; a buyer should ask how change is approved before it ships."},{"id":"02.3","band":"adequate","layer":"deterministic","title":"Tests cover a thin slice of the codebase","signal":"test_presence","weight":"corroborating","evidence":[{"ref":"test-file-ratio","kind":"metric","detail":"78 test files / 1,643 source files"}],"observed":{"tests":78,"source":1643,"test_ratio":0.047},"dimension":"02","rationale":"78 test files against 1,643 source files (4.7%). This does not measure whether the tests are good, only whether enough of them exist for the codebase to be changed safely by someone who did not write it — which is exactly the situation after an acquisition."},{"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 2,310 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: CI workflows. 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":15,"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? 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The headline bus factor does not show this: a team can look well spread in aggregate and still have subsystems that stop moving the day one person stops working on them. For these areas, ask who else can change them today.","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":10,"conclusive_signals":9,"what_a_person_adds":[{"id":"03.29","kind":"H+","where":"The deal terms","measured":"26 people have committed here.","question":"Which of them are you acquiring, and which are you replacing?"},{"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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A fix without the test that would have caught the bug can quietly come back, and the suite never learns from what went wrong."}],"signals_run":19,"conclusive_signals":13,"what_a_person_adds":[{"id":"04.11","kind":"H+","where":"The team","measured":"2,078 commits landed in the last year, against 865 the year before (+140%).","question":"What drove it: new people, a deadline, or code produced faster than before?"},{"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":"05.2","band":"adequate","layer":"deterministic","title":"None of the standard security guard rails are configured","signal":"security_guardrails","weight":"corroborating","evidence":[{"ref":"guardrail-scan","kind":"metric","detail":"checked 5 kinds of guard rail across 2,310 tracked files; 0 present"}],"observed":{},"dimension":"05","rationale":"There is no disclosure policy, no automated dependency updates, no named code owners and no pre-commit configuration. None of these is load-bearing on its own. Their collective absence says that security posture here is whatever the current team happens to remember to do, which is not a posture that survives the team changing."},{"id":"05.5","band":"adequate","layer":"deterministic","title":"6 credential-shaped strings exist in the history","signal":"secrets_in_history","weight":"corroborating","context":true,"evidence":[{"kind":"metric","ref":"history","detail":"2 cited: JWT pattern added here"},{"kind":"metric","ref":"history","detail":"3 cited: Google API key pattern added here"}],"observed":{},"dimension":"05","rationale":"Matches for Google API key, JWT were committed at some point across 11,257 commits examined. Some of the files that held them are still in the working tree. What matters is whether each was rotated after it was committed. 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.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects.","locations_withheld":5},{"id":"05.26","band":"adequate","layer":"deterministic","title":"1 locked dependency has published vulnerabilities","signal":"known_vulnerabilities","weight":"corroborating","context":true,"evidence":[{"ref":"gradle/libs.versions.toml","kind":"path","path":"gradle/libs.versions.toml","detail":"org.bouncycastle:bcprov-jdk15on 1.70: GHSA-4h8f-2wvx-gg5w (moderate), fixed in 1.78"}],"observed":{"advisories":5,"dependencies":104,"high_or_critical":0,"pinned_to_a_commit":0,"ecosystems_not_read":[],"vulnerable_packages":1,"set_aside_not_imported":0,"high_or_critical_shipping":0},"dimension":"05","rationale":"1 of 104 locked dependencies match 5 published advisories in OSV. A lockfile says which version is installed, not whether the flawed code is reachable from this product, so each needs a look. Most are fixed by an upgrade, and the advisory names the version. This lockfile pins development tools alongside what ships and does not say which is which, so some of these may never reach a user.","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":34,"conclusive_signals":22,"what_a_person_adds":[{"id":"05.38","kind":"H+","where":"The provider's console and audit log","measured":"05.5 found credential-shaped strings in this repository.","question":"Was each one revoked at the provider? 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Is it shipped as a library, a binary or a service, and if it runs somewhere, who owns that environment?"},{"id":null,"kind":"H+","question":"What is your tolerance for the findings above remaining unaddressed for the first two quarters after close, given everything else that will compete for this team's time?"},{"id":"07.11","kind":"H","where":"Your architecture","question":"Which of these systems duplicate yours, and which get retired?"},{"id":"07.12","kind":"H","where":"The engagement","question":"What will integration cost, and in what order?"},{"id":"07.13","kind":"H","where":"Your org design","question":"Where does the team land in your organisation, and who reports to whom?"},{"id":"07.14","kind":"H","where":"Deal terms","question":"Are there earn-outs, retention packages or contractor IP to assign?"},{"id":"07.15","kind":"H","where":"Customer contracts","question":"Do customer contracts limit hosting, regions or vendors?"}],"not_assessable_reason":"structurally not assessable 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