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median)","line_end":1532,"line_start":1}],"observed":{"largest":1691,"library":{"n":382,"share":5,"value":11.5,"cutoff":138.63,"material":false,"percentile":85},"threshold":1470,"files_over":4,"median_lines":147},"dimension":"01","rationale":"The median source file here is 147 lines. 4 files exceed 1,470 lines, the largest being 1,691. 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."},{"id":"01.25","band":"adequate","layer":"deterministic","title":"1 base image floats: no version, or `latest`","signal":"build_reproducibility","weight":"corroborating","evidence":[{"ref":"docker/production/Dockerfile","kind":"path","path":"docker/production/Dockerfile","detail":"base image without a version","line_end":6,"line_start":6}],"observed":{"floating":1,"from_lines":1},"dimension":"01","rationale":"1 of 1 `FROM` lines in product Dockerfiles name an image without a version, or with `latest`. Each build pulls whatever the registry serves that day, so the image that ships can change without a commit, and last month's build cannot be reproduced. Pin a version, or a digest."}],"signals_run":11,"conclusive_signals":10,"what_a_person_adds":[{"id":"01.38","kind":"H+","where":"The team","measured":"The tree carries design documentation (agent/robot/DESIGN.md and 7 more).","question":"Does it match what the team believes today? Ask them to walk through it against the code."},{"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":"02.6","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 2,574 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."},{"id":"02.24","band":"adequate","layer":"deterministic","title":"9% of recent commits change more than 2,000 lines","signal":"commit_size","weight":"corroborating","evidence":[{"ref":"git log --numstat","kind":"metric","detail":"139 commits over 2,000 lines"}],"observed":{"share":0.089,"commits":1569,"over_2000_lines":139},"dimension":"02","rationale":"139 of 1569 commits in the last 24 months changed over 2,000 lines of code, not counting reformatting, renames, vendored or generated code. A change that size is rarely reviewed line by line. Ask how they were reviewed, and what made them that large."}],"signals_run":16,"conclusive_signals":16,"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":"not assessable","name":"Organization & Key-Person Risk","coverage":"partial","findings":[],"signals_run":10,"conclusive_signals":9,"what_a_person_adds":[{"id":"03.29","kind":"H","where":"The deal terms","question":"Which of the people who wrote this are 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? Commit times cannot say: git keeps no reliable local time."},{"id":"03.32","kind":"H","where":"Interviews","question":"Does the team want to stay after close?"},{"id":"03.33","kind":"H","where":"Time with the team","question":"How are decisions made and disagreements resolved?"}],"not_assessable_reason":"one author wrote nearly all of this repository's commits, so a finding about one contributor would be about someone its history all but names; the public report does not carry those, and does not rate this dimension without them","withheld_about_one_person":2},{"id":"04","band":"strong","name":"Product & Engineering Maturity","coverage":"minimal","findings":[],"signals_run":19,"conclusive_signals":15,"what_a_person_adds":[{"id":"04.11","kind":"H+","where":"The team","measured":"1,081 commits landed in the last year, against 556 the year before (+94%).","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":"05.1","band":"adequate","layer":"deterministic","title":"2 credential-shaped strings in the tree sit in tests, examples, documentation or local development settings","signal":"committed_secrets","weight":"corroborating","evidence":[{"kind":"metric","ref":"JWT","detail":"2 cited: JWT, where fakes are usual"}],"observed":{"sample_matches":2,"inert_tokens_set_aside":0},"dimension":"05","rationale":"Strings shaped like credentials appear only where fakes are usual: test fixtures, examples, documentation, placeholders and local stacks. They are almost always fakes. Ask someone to confirm that none of them works anywhere, because a real key in a development file is still a real key.","locations_withheld":2},{"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 2,574 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":"05.27","band":"adequate","layer":"deterministic","title":"The build runs third-party code it does not pin","signal":"supply_chain_pinning","weight":"corroborating","context":true,"evidence":[{"ref":".github/workflows/agent-unit-test-windows.yml","kind":"path","path":".github/workflows/agent-unit-test-windows.yml","detail":"action pinned by tag","line_end":104,"line_start":104},{"ref":".github/workflows/agent-unit-test-windows.yml","kind":"path","path":".github/workflows/agent-unit-test-windows.yml","detail":"action pinned by tag","line_end":179,"line_start":179},{"ref":".github/workflows/unit-test-v1.yml","kind":"path","path":".github/workflows/unit-test-v1.yml","detail":"download piped into a shell","line_end":231,"line_start":231}],"observed":{"action_refs":209,"pipe_to_shell":1,"unpinned_third_party":7},"dimension":"05","rationale":"7 third-party CI actions are referenced by a tag or branch rather than a commit, so they run whatever that tag points to on the day; 1 step pipes a download straight into a shell. Tags have been moved to malicious commits in real supply-chain attacks, and a piped script is whatever the server returns that minute. Pinning to a commit is the fix, and it is small.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."},{"id":"05.13","band":"adequate","layer":"deterministic","title":"13 outbound calls can wait forever","signal":"outbound_timeouts","weight":"corroborating","context":true,"evidence":[{"ref":"agent/robot/events/integrations/weixin/reply.go","kind":"path","path":"agent/robot/events/integrations/weixin/reply.go","detail":"outbound call without a timeout","line_end":228,"line_start":228},{"ref":"cmd/get/get.go","kind":"path","path":"cmd/get/get.go","detail":"outbound call without a timeout","line_end":118,"line_start":118},{"ref":"cmd/get/get.go","kind":"path","path":"cmd/get/get.go","detail":"outbound call without a timeout","line_end":150,"line_start":150}],"observed":{"calls_without_timeout":13},"dimension":"05","rationale":"13 HTTP calls use a client with no timeout (Python `requests` without `timeout=`, or Go's default client). When a dependency slows down, each one holds a worker until the connection gives up, and enough of them take the service down with the dependency.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"05.26","band":"adequate","layer":"deterministic","title":"3 locked dependencies have published vulnerabilities, 9 high or critical in what ships","signal":"known_vulnerabilities","weight":"corroborating","evidence":[{"ref":"go.mod","kind":"path","path":"go.mod","detail":"github.com/xuri/excelize/v2 v2.11.0: GHSA-2j4c-ffch-9f23 (high), fixed in 2.11.1-0.20260915055537-22f76f9acb94"},{"ref":"go.mod","kind":"path","path":"go.mod","detail":"github.com/docker/docker v28.5.2+incompatible: GHSA-pxq6-2prw-chj9 (moderate)"},{"ref":"go.mod","kind":"path","path":"go.mod","detail":"golang.org/x/crypto v0.55.0: GO-2026-6354 (unrated), fixed in 0.56.0"}],"observed":{"advisories":19,"dependencies":245,"high_or_critical":9,"pinned_to_a_commit":0,"ecosystems_not_read":[],"vulnerable_packages":3,"set_aside_not_imported":14,"high_or_critical_shipping":9},"unproven":true,"dimension":"05","rationale":"3 of 245 locked dependencies match 19 published advisories in OSV, 9 of them rated high or critical. 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."},{"id":"05.66","band":"adequate","layer":"deterministic","title":"The licence is Apache-2.0 with a commercial-licence condition: source available, not open source","signal":"license_grant_unclear","weight":"corroborating","context":true,"evidence":[{"ref":"LICENSE","kind":"path","path":"LICENSE","detail":"30 lines, Apache-2.0 AND LicenseRef-Terms-CommercialLicence","line_end":3,"line_start":1}],"observed":{"path":"LICENSE","named":true,"identified":"Apache-2.0 AND LicenseRef-Terms-CommercialLicence","source_available":true},"dimension":"05","rationale":"LICENSE grants Apache-2.0 with a commercial-licence condition: source available, not open source; some uses need a commercial licence from the licensor. The reading comes from the licence's own title and clauses. Whether the terms fit the buyer's intended use, and whether any paid licence transfers with the code, is a question for counsel and the licensor.","context_why":"A note that does not affect this rating: it names the project's licence, a fact for the first screen rather than a weakness."},{"id":"05.60","band":"adequate","layer":"deterministic","title":"Relicensed: Apache-2.0 → Apache-2.0 with additional terms (2025-05-18) → Apache-2.0 with a commercial-licence condition (2026-05-06)","signal":"licence_changes","weight":"corroborating","evidence":[{"ref":"86870b27a","kind":"commit","path":"LICENSE","detail":"Apache-2.0 from 2022-02-18"},{"ref":"4ffc2d559","kind":"commit","path":"LICENSE","detail":"Apache-2.0 with additional terms from 2025-05-18"},{"ref":"a80fc9a7f","kind":"commit","path":"LICENSE","detail":"Apache-2.0 with a commercial-licence condition from 2026-05-06"}],"observed":{"since":"2026-05-06","latest":"Apache-2.0 AND LicenseRef-Terms-CommercialLicence","weaker":true,"narrowed_at":"2026-05-06","narrowed_days":166,"licence_versions":3,"source_available":true,"narrowed_recently":true,"unreleased_changes":0},"dimension":"05","rationale":"The root licence changed 2 time(s). The latest terms restrict what users, hosts or a buyer may do in ways the earlier ones did not. Code taken under the old terms stays under them, so both matter in diligence."}],"signals_run":34,"conclusive_signals":21,"what_a_person_adds":[{"id":"05.43","kind":"H+","where":"The security owner","measured":"No threat model is in the tree of what looks like a running service.","question":"Does one exist elsewhere, and who owns it?"},{"id":"05.41","kind":"H","where":"Ticketing and chat","question":"What has actually broken, how often, and how badly?"},{"id":"05.42","kind":"H","where":"Reports in the data room","question":"What did external testing find, and was it fixed?"},{"id":"05.44","kind":"H","where":"Audit reports; policy files in the tree are not evidence","question":"What is the SOC 2, ISO 27001 or GDPR status, and where is the evidence?"}]},{"id":"06","band":"strong","name":"Observability & Operations","coverage":"partial","findings":[{"id":"06.9","band":"adequate","layer":"deterministic","title":"No error reporter is wired in","signal":"error_reporting","weight":"corroborating","context":true,"evidence":[{"ref":"error reporting","kind":"metric","detail":"no error reporter initialised"}],"observed":{"installed":[],"initialised":0,"config_files":0},"dimension":"06","rationale":"Nothing in the service initialises an error reporter (Sentry, Rollbar, Bugsnag, Honeybadger or an APM agent). 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Does your engineering organisation already run Go in production, or would this be the first?"},{"id":"07.10","kind":"H+","question":"The bulk of this system sits in agent/, openapi/, llm/. Which of your existing systems would each of those have to absorb or replace?"},{"id":"07.2","kind":"H+","question":"The repository carries deployment configuration (docker/build/Dockerfile and 1 more). Does that match your deployment and on-call model, or does it need rehosting first?"},{"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 from a 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