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Script","mcfunction","mupad","nesC","ooc","sed","wisp","xBase"],"total_dimensions":7,"assessable_dimensions":6},"dimensions":[{"id":"01","band":"strong","name":"Architecture & Codebase — including AI provenance","coverage":"full","findings":[{"id":"01.33","band":"adequate","layer":"deterministic","title":"A move from JavaScript to TypeScript began 22 months ago and is 51% done","signal":"unfinished_migration","weight":"corroborating","context":true,"evidence":[{"ref":"file counts","kind":"metric","detail":"65 old, 69 new"}],"observed":{"migration":"JavaScript to TypeScript","new_files":69,"old_files":65,"new_share_now":0.31,"months_since_start":22,"new_share_at_start":0.0,"new_share_a_year_ago":0.313},"dimension":"01","rationale":"69 product files are in the new language and 65 are still in the old one, 22 months after the first new file appeared. The new language's share of the lines rose from 0% to 31%, and moved 0 percentage points in the last year. Two languages for one job doubles what an engineer has to know, and the unmoved half is usually what nobody wants to touch. Ask whether finishing it is planned, and what it costs.","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":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 420 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":"180 of 2,430 commits in the last 24 months carry review evidence; 11.3% across all 3,281"}],"observed":{"merges":44,"window":"last 24 months","with_tracked":25,"with_reviewed":0,"reviewed_share":0.074,"commits_in_window":2430,"squashed_with_pr_ref":65,"with_signed_off_other":0,"reviewed_share_all_time":0.113,"with_committed_by_other":136},"dimension":"02","rationale":"In the last 24 months, 180 of 2,430 commits (7.4%) 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":"1 test files / 236 source files"}],"observed":{"tests":1,"source":236,"test_ratio":0.004},"unproven":true,"dimension":"02","rationale":"1 test files against 236 source files (0.4%). 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":"02.4","band":"adequate","layer":"deterministic","title":"Nothing in the history is tagged as a release","signal":"release_cadence","weight":"corroborating","evidence":[{"ref":"tag-list","kind":"metric","detail":"0 tags across 3,281 commits and 1368 days"}],"observed":{},"dimension":"02","rationale":"Across 3.7 years of history there is not one tag. There may still be a deployment process, but this repository holds no record of what shipped when — which is the record a buyer needs to reconstruct an incident or a regression after the fact."}],"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":"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 more than half of 2,385 commits; bus factor 1; 30 authors"}],"observed":{"years":3.7,"window":"last 24 months","authors":48,"top_share":"more than half","bus_factor":1,"authors_in_window":30,"top_share_all_time":"three-quarters or more","bus_factor_all_time":1},"dimension":"03","rationale":"In the last 24 months, one contributor authored more than half of 2,385 non-merge commits among 30 authors; across all history, three-quarters or more of 3,133. 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."},{"id":"03.5","band":"adequate","layer":"deterministic","title":"The contributor who wrote three-quarters or more of this has not committed here for more than six months","signal":"contributor_attrition","weight":"corroborating","evidence":[{"ref":"last-commit-by-top-author","kind":"metric","detail":"last commit more than six months ago, measured to the survey"},{"ref":"git shortlog -sn","kind":"metric","detail":"top author three-quarters or more of 3,133 commits"}],"observed":{"authors":48,"top_share":"three-quarters or more","top_contributor_last_committed":"more than six months ago"},"unproven":true,"dimension":"03","rationale":"One person authored three-quarters or more of 3,133 commits and has not committed here for more than six months, while the repository has kept moving. The concentration figure alone would not show this. Whoever is changing this code now is not the person who wrote most of it, which is the situation an acquirer is usually told they are avoiding. The history shows only that no commits of theirs landed here, not why."},{"id":"03.27","band":"adequate","layer":"deterministic","title":"Regular contributors fell from 8 to 4 in a year","signal":"joiners_and_leavers","weight":"corroborating","evidence":[{"ref":"regular contributors by year","kind":"metric","detail":"8 then 4; 4 stopped committing, 2 began"}],"observed":{"left":4,"joined":2,"regular_last_year":4,"regular_prior_year":8},"dimension":"03","rationale":"4 people who committed regularly the year before made no commits in the last year, and 2 new regular contributors arrived. Ask whether the work they did is still covered."}],"signals_run":10,"conclusive_signals":8,"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? 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?"}]},{"id":"04","band":"adequate","name":"Product & Engineering Maturity","coverage":"minimal","findings":[{"id":"04.19","band":"adequate","layer":"deterministic","title":"2% of bug fixes add or change a test","signal":"fixes_with_tests","weight":"corroborating","evidence":[{"ref":"fix commits touching tests","kind":"metric","detail":"5 of 256"}],"observed":{"fixes":256,"share":0.02,"with_tests":5},"dimension":"04","rationale":"Of 256 fixes in the last 24 months, 5 touched a test. 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":11,"what_a_person_adds":[{"id":"04.11","kind":"H+","where":"The team","measured":"442 commits landed in the last year, against 1,943 the year before (-77%).","question":"Is that maintenance mode, a pivot, or fewer people working on it? The count looks the same for all three."},{"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 468 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/docker-develop.yml","kind":"path","path":".github/workflows/docker-develop.yml","detail":"action pinned by tag","line_end":21,"line_start":21},{"ref":".github/workflows/docker-develop.yml","kind":"path","path":".github/workflows/docker-develop.yml","detail":"action pinned by tag","line_end":23,"line_start":23}],"observed":{"action_refs":37,"pipe_to_shell":0,"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. 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":"05.26","band":"adequate","layer":"deterministic","title":"22 locked dependencies have published vulnerabilities, 6 high or critical in what ships","signal":"known_vulnerabilities","weight":"corroborating","evidence":[{"ref":"pnpm-lock.yaml","kind":"path","path":"pnpm-lock.yaml","detail":"proxy-addr 2.0.7: GHSA-jqcg-44mw-7w3h (critical), fixed in 2.0.8"},{"ref":"pnpm-lock.yaml","kind":"path","path":"pnpm-lock.yaml","detail":"ip-address 10.1.0: GHSA-mwp4-54f8-5fhr (high), fixed in 10.3.1"},{"ref":"pnpm-lock.yaml","kind":"path","path":"pnpm-lock.yaml","detail":"nanoid 5.1.7: GHSA-28wg-ghj8-5hjv (high), fixed in 5.1.16"}],"observed":{"advisories":86,"dependencies":439,"high_or_critical":37,"pinned_to_a_commit":0,"ecosystems_not_read":[],"vulnerable_packages":22,"set_aside_not_imported":0,"high_or_critical_shipping":6,"high_or_critical_not_shipped":{"dev":31}},"unproven":true,"dimension":"05","rationale":"22 of 439 locked dependencies match 86 published advisories in OSV, 37 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":"05.49","band":"adequate","layer":"deterministic","title":"The production build publishes source maps","signal":"source_maps_shipped","weight":"corroborating","evidence":[{"ref":"web/vite.config.ts","kind":"path","path":"web/vite.config.ts","detail":"source maps in a production build","line_end":101,"line_start":101}],"observed":{"sites":1},"dimension":"05","rationale":"The build configuration emits source maps for production, so the original source, with its comments and structure, is downloadable by every visitor. Upload them to an error tracker and keep them off the public server instead."},{"id":"05.60","band":"adequate","layer":"deterministic","title":"Relicensed: GPL-3.0 → AGPL-3.0 (2022-07-21)","signal":"licence_changes","weight":"corroborating","context":true,"evidence":[{"ref":"1decab4da","kind":"commit","path":"LICENSE","detail":"GPL-3.0 from 2022-07-08"},{"ref":"86d45f63c","kind":"commit","path":"LICENSE","detail":"AGPL-3.0 from 2022-07-21"}],"observed":{"since":"2022-07-21","latest":"AGPL-3.0","weaker":true,"narrowed_at":"2022-07-21","narrowed_days":1355,"licence_versions":2,"source_available":false,"narrowed_recently":true,"unreleased_changes":0},"dimension":"05","rationale":"The root licence changed 1 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.","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":25,"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":"adequate","name":"Observability & Operations","coverage":"partial","findings":[{"id":"06.1","band":"adequate","layer":"deterministic","title":"No telemetry or error reporting is wired in anywhere","signal":"telemetry_presence","weight":"corroborating","evidence":[{"ref":"telemetry-scan","kind":"metric","detail":"searched 402 tracked text files for 16 known instrumentation libraries; manifests for metrics, tracing and error-reporting families; locked dependencies for the packages that emit; 0 matched"}],"observed":{},"dimension":"06","rationale":"None of 402 readable files references an instrumentation, metrics or error-reporting library. If this system is in production, nobody learns that it broke from the system itself — they learn it from a customer. That is a reliability finding before it is an observability one."},{"id":"06.2","band":"adequate","layer":"deterministic","title":"No structured logging library is in use","signal":"structured_logging","weight":"corroborating","evidence":[{"ref":"logging-scan","kind":"metric","detail":"searched 402 files for 10 structured logging libraries; 0 matched"}],"observed":{},"dimension":"06","rationale":"Nothing references a structured logging library. Logs that are written to be read by a person are not searchable by a machine, which means incident response here is proportional to how well someone remembers the codebase rather than to what the tooling can find."},{"id":"06.8","band":"adequate","layer":"deterministic","title":"One request cannot be followed through the logs","signal":"correlation_ids","weight":"corroborating","evidence":[{"ref":"request ids","kind":"metric","detail":"no request id, correlation id or tracing found"}],"observed":{"tracing":false,"request_id_sites":0},"dimension":"06","rationale":"Nothing in the service carries a request or correlation id, and there is no tracing. When a customer reports a failure, the log lines that belong to their request cannot be picked out from everyone else's."},{"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). An exception in production reaches a person only if someone is reading the logs, which usually means a customer reports it first.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."},{"id":"06.25","band":"adequate","layer":"deterministic","title":"443 commits in a year, and no release marked","signal":"release_markers","weight":"corroborating","evidence":[{"ref":"git tag; git log","kind":"metric","detail":"no tag, release commit or changelog change in 12 months"}],"observed":{"tags_last_year":0,"release_commits":0,"changelog_commits":0,"commits_last_year":443},"dimension":"06","rationale":"The service took 443 commits in the last year with no tag, no release commit and no changelog entry. What is running in production cannot be read from the repository, and a bug report cannot be mapped to a version. Ask how the team knows what is deployed."}],"signals_run":16,"conclusive_signals":9,"what_a_person_adds":[{"id":"06.19","kind":"H+","where":"The operations team","measured":"Nothing in the tree backs up or restores data.","question":"How is data backed up, and has a restore ever been rehearsed?"},{"id":"06.10","kind":"H+","where":"The alerting tool and the on-call rota","measured":"No alert rule is defined in the repository.","question":"Where are alerts defined, who receives them, and when did one last fire?"},{"id":"06.29","kind":"H","where":"Pager history and dashboard logs","question":"Are the dashboards opened, the alerts acknowledged and the pages answered?"},{"id":"06.30","kind":"H","where":"Production metrics","question":"Are the service-level objectives actually met?"},{"id":"06.31","kind":"H","where":"Pager exports and interviews","question":"Who carries the pager, and how often does it go off?"},{"id":"06.32","kind":"H","where":"Cloud billing and capacity plans","question":"What does it cost to run, and how much headroom is there?"}]},{"id":"07","band":"not assessable","name":"Fit with the Acquirer","coverage":"none","findings":[],"signals_run":0,"conclusive_signals":0,"what_a_person_adds":[{"id":"07.1","kind":"H+","question":"This is primarily a TypeScript codebase, with JavaScript alongside (48% of source files). Does your engineering organisation already run TypeScript in production, or would this be the first?"},{"id":"07.10","kind":"H+","question":"The bulk of this system sits in api/, web/, packages/. 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 (Dockerfile). 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 repository"}],"repository":{"loc":31526,"head":"a636575b09de1fc55d9b8cd98cac88f5f2f16b42","slug":"imputnet/cobalt","tags":0,"stars":45389,"shallow":false,"span_days":1367.7,"last_commit":"2026-04-06T11:59:51+00:00","surveyed_at":"2026-10-23T18:13:56.766672+00:00","commits_read":3281,"first_commit":"2022-07-08T18:12:55+00:00","truncated_at":null,"window_start":"2022-07-08T18:12:55+00:00","tracked_files":468,"history_complete":true},"generated_at":"2026-10-23T18:14:26.523963+00:00","generated_by":"borehole 0.7.15","rejection_log":[{"reason":"change is spread across the codebase rather than pooling in a few files","signal":"hotspot_concentration","observed":{"files":1347,"top5_share":0.093},"dimension":"04","conclusive":true},{"reason":"debt markers are sparse","signal":"debt_markers","observed":{"markers":11,"per_kloc":0.35,"lines_read":31197},"dimension":"04","conclusive":true},{"reason":"direct dependency counts are 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