Adservio Code Review Analysis
A read-only analysis of recent merge request review behavior in GitLab, focused on visible review discussion, reviewer distribution, queue health, MR size, and traceability gaps.
Executive Summary
Bottom line: review throughput is not the main risk here; traceability and queue hygiene are. The team is still merging code, but most merges leave no durable visible review trail and the open queue is overwhelmingly stale.
What Matters
- Traceability is the clearest control gap: 53 of 60 merged MRs (88.3%) showed no visible non-author review comment in GitLab.
- `CR - Approved` is currently too weak as evidence on its own: 33.3% of merged MRs carried that label without any visible review discussion.
- Queue health is poor: 87.9% of active open MRs are already older than 48 working hours. The oldest example is adservio/web!2091 at 301.6d open.
- Visible review capacity is thin and concentrated: only 8 visible review touches were detected in the whole window, and the top 3 reviewers handled 50.0% of them.
- adservio/frontend is the highest-volume review surface with 14 merged MRs and only 14.3% visible review coverage. adservio/web is the next meaningful flow at 13 merges and 15.4% visible review coverage.
- MR size is not the main story: median changed files were 5.0, and only 11.7% of merged MRs were above 20 files. Even the slowest merged example, adservio/billing/backend!266, took 27.7d with 872 changed files, so the dominant problem still looks like review discipline and queue ownership rather than consistently oversized MRs.
Leadership Analysis
- This does not read like a slow-review system. The median last-author-commit to first-review time was 2.1h, so the dominant weakness is decision recording and merge discipline, not reviewer reaction speed.
- With 87.9% of active MRs already stale, the open list is functioning more like inventory than prioritization support. adservio/web!2091 being open for 301.6d is a strong sign that ownership and review handoffs are not being actively reset.
- The spread between a 5.0-file median MR and a 27.7d longest merged cycle (adservio/billing/backend!266, 872 changed files) suggests a few ownership-heavy exceptions are dragging on outside normal flow. Those should be managed as explicit escalations, not left to age inside the common queue.
Recommended Actions
- Make one durable review artifact mandatory before merge: a substantive non-author GitLab review comment, a recorded approval, or both. A label alone should no longer count as sufficient evidence. The approval API coverage is also low, so the fix should include tooling or policy that leaves an auditable trace by default.
- Run a stale-MR reset on anything older than 48 working hours: close abandoned work, re-confirm owner and reviewer on the rest, and turn the open list back into a real queue instead of a parking lot. Start with adservio/web!2091 and the rest of the oldest backlog because their age now obscures whether they are still real priorities.
- Put adservio/helm2 under explicit review guardrails for the next cycle. It combines enough volume with weak visible review coverage, which makes it the best place to tighten the process and see impact quickly.
- Broaden the reviewer bench beyond Marian Andrei and the current small reviewer set. The present concentration is a continuity risk and will keep queue health fragile when one person is away.
Improvement Ideas
- Set explicit operating standards for the next quarter: require one auditable peer-review artifact before merge, target first review inside one working day for active MRs, and keep the stale active backlog below 15%. What gets measured this clearly is far more likely to improve.
- Run a four-week process experiment on adservio/helm2: dedicated reviewer-of-the-week coverage, explicit reviewer assignment at MR creation, and a lightweight weekly audit of silent merges. It is the highest-yield place to test whether better ownership changes the data.
Supporting Evidence
- 53 of 60 merged MRs (88.3%) had no visible non-author review comment in GitLab.
- 26 of 60 merged MRs (43.3%) carried the `CR - Approved` label.
- 20 merged MRs (33.3%) were labeled `CR - Approved` without any visible non-author review comment.
- 11.7% of merged MRs changed more than 20 files, while 5.0% changed more than 50 files.
- Among MRs with visible review discussion, the median last-author-commit to first-review time was 2.1h.
- The median last-author-commit to `CR - Approved` time was 2.7d.
- The top 3 reviewers accounted for 50.0% of visible review touches.
- 51 of 58 active open MRs (87.9%) were older than 48 working hours.
Merged MRs Merged MRs inside the analysis window. | 60 |
Open MRs All currently open group MRs. | 79 |
Active open MRs Open MRs excluding drafts. | 58 |
Draft open MRs Open MRs marked draft/WIP. | 21 |
Visible review rate Merged MRs with at least one visible non-author GitLab comment. | 11.7% |
Merged without visible review comment Merged MRs with zero visible non-author comments. | 88.3% |
CR - Approved label coverage Merged MRs carrying the CR-approved label. | 43.3% |
Approval API coverage Merged MRs with at least one approver in the GitLab approvals API. | 20.0% |
CR - Approved without visible review comment CR-approved MRs with no visible non-author comment. | 33.3% |
Median MR created -> first review Working time from MR creation to first visible non-author comment. | 39.7h |
Median last author commit -> first review Working time from last author commit before review to first visible non-author comment. | 2.1h |
Median first review -> CR - Approved Working time from first visible comment to CR-approved label after review start, else merge. | 29.3h |
Median MR created -> CR - Approved Working time from MR creation to CR-approved label after review start, else merge. | 5.0d |
Median last author commit -> CR - Approved Working time from last author commit before review to CR-approved label after review start, else merge. | 2.7d |
Median MR created -> merged Working time from MR creation to merge. | 4.6h |
Median changed files Median GitLab `changes_count` value. | 5.0 |
MRs > 5 files Merged MRs where `changes_count` is above 5. | 46.7% |
MRs > 10 files Merged MRs where `changes_count` is above 10. | 25.0% |
MRs > 20 files Merged MRs where `changes_count` is above 20. | 11.7% |
MRs > 50 files Merged MRs where `changes_count` is above 50. | 5.0% |
Top 3 reviewer touch share Share of visible review touches handled by the top 3 reviewers. | 50.0% |
Active open backlog rate Non-draft open MRs older than 48 working hours. | 87.9% |
Timing Breakdown
These headline timing medians bring back the anchor-to-anchor numbers directly, using working time with weekends excluded.
| Median MR created -> first review | 39.7h |
| Median last author commit -> first review | 2.1h |
| Median MR created -> CR - Approved | 5.0d |
| Median first review -> CR - Approved | 29.3h |
| Median last author commit -> CR - Approved | 2.7d |
| Median MR created -> merged | 4.6h |
Reviewer Distribution
| Marian Andrei | 2 | 3 | 25.0% |
| Andrei Dragan | 1 | 12 | 12.5% |
| Achim Stefan | 1 | 2 | 12.5% |
| Alex Murarescu | 1 | 12 | 12.5% |
| George Murgoci | 1 | 3 | 12.5% |
| Ioana Ivan | 1 | 1 | 12.5% |
| Edgar Alexa | 1 | 1 | 12.5% |
Repo Breakdown
| adservio/frontend | 14 | 14.3% | 78.6% | 6.5 |
| adservio/web | 13 | 15.4% | 46.2% | 1 |
| adservio/uni/backend | 8 | 12.5% | 0.0% | 6.0 |
| adservio/billing/backend | 7 | 14.3% | 71.4% | 13 |
| adservio/helm2 | 7 | 0.0% | 14.3% | 2 |
| adservio/docgen2/backend | 4 | 25.0% | 25.0% | 6.0 |
| adservio/devops/iac | 3 | 0.0% | 0.0% | 3 |
| adservio/subscriptions/backend | 2 | 0.0% | 50.0% | 14.5 |
| adservio/services/backend-for-frontend | 1 | 0.0% | 0.0% | 2 |
| adservio/social | 1 | 0.0% | 100.0% | 5 |
Visible Review Discussion MRs
Compact by default: key CR metrics stay visible, and each row expands inline for the full audit trail. The table starts sorted by Last Commit -> First Review.
| Details | ||||||
|---|---|---|---|---|---|---|
| adservio/web!2760 | [ADS-8638]: Use ascID for userInfo if ascID is not active. | 3/5 Solid | 0.1h | 0.1h | 1.5h | |
Repo adservio/web Author Ioana Ivan Reviewers Marian Andrei Review Comments 1 Quality Notes 1 visible comment; 1 substantive comment; single reviewer; 1 post-review push Substantive Comments 1 Reviewer Count 1 Post-Review Pushes 1 MR Created 2026-09-11 15:09 Last Author Commit 2026-09-11 15:08 First Review 2026-09-11 15:13 CR Approved 2026-09-11 16:40 Merged 2026-09-11 16:40 First Review -> CR Approved 1.4h Last Commit -> CR Approved 1.5h Created -> Merged 1.5h | ||||||
| adservio/frontend!2107 | [ADS-8643] Rute mobile coduri înregistrare | 3/5 Solid | 3.7d | 0.1h | 5.0d | |
Repo adservio/frontend Author Petronel Pavel Reviewers Ioana Ivan Review Comments 1 Quality Notes 1 visible comment; 1 substantive comment; single reviewer; 2 post-review pushes Substantive Comments 1 Reviewer Count 1 Post-Review Pushes 2 MR Created 2026-09-02 16:52 Last Author Commit 2026-09-08 10:28 First Review 2026-09-08 10:34 CR Approved 2026-09-09 15:50 Merged 2026-09-09 15:50 First Review -> CR Approved 29.3h Last Commit -> CR Approved 29.4h Created -> Merged 5.0d | ||||||
| adservio/web!2725 | [S: ADS-8297][ADS-8345] [BE] Api medii generale anuale | 5/5 Deep | 24.9h | 2.1h | 5.0d | |
Repo adservio/web Author Catalin Cojan Reviewers Marian Andrei, Andrei Dragan Review Comments 14 Quality Notes 14 visible comments; 7 substantive comments; 2 reviewers; 9 post-review pushes; multi-point discussion Substantive Comments 7 Reviewer Count 2 Post-Review Pushes 9 MR Created 2026-08-31 12:01 Last Author Commit 2026-09-01 10:52 First Review 2026-09-01 12:57 CR Approved 2026-09-07 13:10 Merged 2026-09-07 13:49 First Review -> CR Approved 4.0d Last Commit -> CR Approved 4.1d Created -> Merged 5.1d | ||||||
| adservio/billing/backend!266 | [ADS-8383] - initalize nest project/local cache | 4/5 Strong | 10.9d | 2.1h | 18.7d | |
Repo adservio/billing/backend Author George Murgoci Reviewers Alex Murarescu Review Comments 12 Quality Notes 12 visible comments; 8 substantive comments; single reviewer; 14 post-review pushes; multi-point discussion Substantive Comments 8 Reviewer Count 1 Post-Review Pushes 14 MR Created 2026-07-30 16:32 Last Author Commit 2026-08-14 12:47 First Review 2026-08-14 14:55 CR Approved 2026-08-26 09:18 Merged 2026-09-08 10:17 First Review -> CR Approved 7.8d Last Commit -> CR Approved 7.9d Created -> Merged 27.7d | ||||||
| adservio/uni/backend!247 | [ADS-8383][ADS-8562]: Actualizare structură evenimente uni.student.* / uni.staff.* | 2/5 Light | 26.4h | 22.7h | 11.0d | |
Repo adservio/uni/backend Author Andrei Alexandru Reviewers George Murgoci Review Comments 3 Quality Notes 3 visible comments; comments look lightweight; single reviewer; 2 post-review pushes Substantive Comments 0 Reviewer Count 1 Post-Review Pushes 2 MR Created 2026-08-24 11:16 Last Author Commit 2026-08-24 14:57 First Review 2026-08-25 13:42 CR Approved n/a Merged 2026-09-08 10:17 First Review -> CR Approved 9.9d Last Commit -> CR Approved 10.8d Created -> Merged 11.0d | ||||||
| adservio/docgen2/backend!170 | [ADS-8642]: Incadrare dubla la dirigentie se afiseaza ca materie obisnuita | 2/5 Light | 39.7h | 39.7h | 39.8h | |
Repo adservio/docgen2/backend Author Ioana Ivan Reviewers Achim Stefan Review Comments 2 Quality Notes 2 visible comments; comments look lightweight; single reviewer; 1 post-review push Substantive Comments 0 Reviewer Count 1 Post-Review Pushes 1 MR Created 2026-09-03 18:35 Last Author Commit 2026-09-03 18:34 First Review 2026-09-07 10:16 CR Approved 2026-09-07 10:25 Merged 2026-09-07 14:51 First Review -> CR Approved 0.2h Last Commit -> CR Approved 39.9h Created -> Merged 44.3h | ||||||
| adservio/frontend!2109 | [ADS-8641]: Observations page for students - lose sanID filter | 3/5 Solid | 47.3h | 47.4h | 2.7d | |
Repo adservio/frontend Author Ioana Ivan Reviewers Edgar Alexa Review Comments 1 Quality Notes 1 visible comment; 1 substantive comment; single reviewer; 1 post-review push Substantive Comments 1 Reviewer Count 1 Post-Review Pushes 1 MR Created 2026-09-02 17:04 Last Author Commit 2026-09-02 17:01 First Review 2026-09-04 16:24 CR Approved 2026-09-07 09:41 Merged 2026-09-10 11:06 First Review -> CR Approved 17.3h Last Commit -> CR Approved 2.7d Created -> Merged 5.8d | ||||||
No Visible Review Comment Audit
These merged MRs had no visible non-author GitLab comment under the current heuristic. Use this section to audit whether the gap is a real review-process issue or a GitLab traceability issue.
Total MRs53
With CR Label20
With Approval API11
- Open the MR link and check the Overview tab for
CR - Approvedand any approval widget signal. - Check Activity / Discussions for real human reviewer comments.
- If you only see system notes, merge notes, mentions, or bot activity, it stays in this audit set.
- If you find a genuine reviewer comment from someone other than the author, treat that MR as a false positive of this heuristic.
full audit table (53 MRs). Click again to collapse.
| adservio/frontend!2120 | adservio/frontend | [ADS-8669] Ramane un rand liber la copierea claselor din anul trecut scolar | Petronel Pavel | 2026-09-07 | Yes | |
| adservio/helm2!382 | adservio/helm2 | [S: ADS-8297][ADS-8345] Deploy tenant migrations and averages snapshot | Daniel Onisoru | 2026-09-07 | Yes | |
| adservio/web!2744 | adservio/web | [S: ADS-8297][ADS-8345] [BE] Api medii generale anuale | Catalin Cojan | 2026-09-07 | ||
| adservio/frontend!2121 | adservio/frontend | [ADS_8579] Permisune Acces secțiunea Documente | Achim Stefan | 2026-09-07 | Yes | Yes |
| adservio/billing/backend!283 | adservio/billing/backend | [ads-5654] - moved tests on nest | George Murgoci | 2026-09-08 | ||
| adservio/frontend!2101 | adservio/frontend | [ADS-5654] - moved nest endpoints to point to /v2/billing/core | George Murgoci | 2026-09-08 | ||
| adservio/subscriptions/backend!126 | adservio/subscriptions/backend | [ADS-5654] - routed nest endpoints to /backend/core | George Murgoci | 2026-09-08 | ||
| adservio/billing/backend!280 | adservio/billing/backend | [ADS-5654] - fastify to nest migration | George Murgoci | 2026-09-08 | ||
| adservio/docgen2/backend!169 | adservio/docgen2/backend | [ADS-5654] migrate nest endpoints | George Murgoci | 2026-09-08 | ||
| adservio/uni/backend!249 | adservio/uni/backend | [ADS-5654] - fastify to nest migration | George Murgoci | 2026-09-08 | ||
| adservio/helm2!378 | adservio/helm2 | [ADS-5654]: fastify tonest migration | George Murgoci | 2026-09-08 | ||
| adservio/uni/backend!251 | adservio/uni/backend | Draft: [ADS-5654] - taxe scolarizare | George Murgoci | 2026-09-08 | ||
| adservio/frontend!2122 | adservio/frontend | [ADS-8704] Incadrare improvement | Petronel Pavel | 2026-09-08 | Yes | |
| adservio/docgen2/backend!172 | adservio/docgen2/backend | [ADS-8702] Denumirea materiei in catalogul PDF nu este afisata complet | Petronel Pavel | 2026-09-08 | ||
| adservio/billing/backend!284 | adservio/billing/backend | [ads-5654] - extend Billign Permissions guard | George Murgoci | 2026-09-08 | Yes | |
| adservio/uni/backend!252 | adservio/uni/backend | [ADS-8667] State de functii - Updates | Andrei Alexandru | 2026-09-08 | Yes | |
| adservio/docgen2/backend!171 | adservio/docgen2/backend | [ADS-8667] State de funcții | Achim Stefan | 2026-09-08 | ||
| adservio/frontend!2119 | adservio/frontend | [ADS-8667] State de funcții | Petronel Pavel | 2026-09-08 | ||
| adservio/web!2742 | adservio/web | [ADS-8681] Use MariaDB-compatible certificate filters | Valentin Pal | 2026-09-09 | Yes | |
| adservio/web!2749 | adservio/web | [hotfix-migrations] Copy data from migrations table when new school is added | Catalin Cojan | 2026-09-09 | Yes | |
| adservio/web!2751 | adservio/web | [ADS-8731] removed db ping from load liceu | Ionut Ciolan | 2026-09-09 | ||
| adservio/uni/backend!253 | adservio/uni/backend | [ADS-8448] State de functii - Permisiuni | Andrei Alexandru | 2026-09-09 | ||
| adservio/frontend!2126 | adservio/frontend | [ADS-8448] State de functii - Permisiuni | Achim Stefan | 2026-09-09 | Yes | Yes |
| adservio/frontend!2127 | adservio/frontend | [ADS-8730] Încadrare improvement 2 | Petronel Pavel | 2026-09-09 | Yes | |
| adservio/web!2754 | adservio/web | [Prod][AWS][Web] Route bootstrap reads missing AI summaries translation key | Alex Murarescu | 2026-09-10 | Yes | |
| adservio/social!40 | adservio/social | [ADS-8737] News visibility index | Alex Murarescu | 2026-09-10 | Yes | |
| adservio/helm2!388 | adservio/helm2 | ADS-8739: restore social-api and uni PHP-FPM memory requests in production | Rojan Shrestha | 2026-09-10 | ||
| adservio/helm2!387 | adservio/helm2 | ADS-8655: bound job history retention on adservio chart cronjobs | Rojan Shrestha | 2026-09-10 | Yes | |
| adservio/web!2750 | adservio/web | [ADS-8381] Restore school transfer filters | Valentin Pal | 2026-09-10 | ||
| adservio/web!2738 | adservio/web | [ADS-8641]: Remove sanID from get observations | Ioana Ivan | 2026-09-10 | Yes | Yes |
| adservio/frontend!2130 | adservio/frontend | [ADS-8740] Search roluri și permisiuni | Petronel Pavel | 2026-09-10 | Yes | |
| adservio/web!2745 | adservio/web | [ADS-8629] Timetables generator - fixed activities room restriction | Ionut Ciolan | 2026-09-10 | ||
| adservio/web!2755 | adservio/web | [ADS-8594]: Allow parents Tel for SVC User | Ioana Ivan | 2026-09-10 | Yes | |
| adservio/helm2!389 | adservio/helm2 | ADS-8736: give BFF a real heap ceiling and resource reservation | Rojan Shrestha | 2026-09-10 | Yes | |
| adservio/helm2!390 | adservio/helm2 | ADS-8738: stop duplicate critical alerts to slack-critical | Rojan Shrestha | 2026-09-10 | Yes | |
| adservio/devops/iac!83 | adservio/devops/iac | ADS-8749: untrack terraform.exe and fix the gitignore rules that let it in | Rojan Shrestha | 2026-09-10 | ||
| adservio/uni/backend!254 | adservio/uni/backend | [ADS-8722] State de funcții Updates 2 | Andrei Alexandru | 2026-09-10 | ||
| adservio/frontend!2131 | adservio/frontend | [ADS-8722] Configurare nr semigrupe, filtru departament in planul de invatamant | Achim Stefan | 2026-09-10 | Yes | |
| adservio/devops/iac!81 | adservio/devops/iac | reconcile production eks state after the 1.34 to 1.36 upgrade | Rojan Shrestha | 2026-09-10 | ||
| adservio/frontend!2123 | adservio/frontend | Align copied class row count | Valentin Pal | 2026-09-10 | ||
| adservio/devops/iac!82 | adservio/devops/iac | declare and pin the eks addon variables in the apps root module | Rojan Shrestha | 2026-09-10 | ||
| adservio/uni/backend!255 | adservio/uni/backend | [ADS-8534] Situatie scolara - trunchi comun | Andrei Alexandru | 2026-09-11 | Yes | |
| adservio/billing/backend!287 | adservio/billing/backend | tracing on nest | George Murgoci | 2026-09-11 | Yes | |
| adservio/billing/backend!286 | adservio/billing/backend | nest permissions cleanup/siruta migration to nest (for new env) | George Murgoci | 2026-09-11 | Yes | |
| adservio/web!2758 | adservio/web | [ADS-8720] Preserve vacation study-year prefixes | Valentin Pal | 2026-09-11 | Yes | |
| adservio/billing/backend!285 | adservio/billing/backend | [ADS-8725] [Prod][Billing] Nightly penalty generation fails, leaving expected penalties unrecorded | Edgar Alexa | 2026-09-11 | Yes | |
| adservio/uni/backend!256 | adservio/uni/backend | [ADS-8675] Situație Școlară - recaluclare medii la scimbarea numarului de credite pe o disciplina | Andrei Alexandru | 2026-09-11 | Yes | |
| adservio/subscriptions/backend!127 | adservio/subscriptions/backend | [ADS-8694]: Separate marketing banner and popup fields | Dragoș Ivan | 2026-09-11 | Yes | |
| adservio/frontend!2125 | adservio/frontend | [ADS-8694]: Separate marketing banner and popup fields | Dragoș Ivan | 2026-09-11 | Yes | |
| adservio/helm2!392 | adservio/helm2 | ADS-8747: improve ingress histogram resolution | Valentin Pal | 2026-09-11 | ||
| adservio/web!2761 | adservio/web | [HOTFIX] GDPR CodeExec: purge students/parents by school year | Marian Andrei | 2026-09-11 | ||
| adservio/frontend!2135 | adservio/frontend | [ADS-8638]: Send ascID for userInfo | Ioana Ivan | 2026-09-11 | Yes | |
| adservio/services/backend-for-frontend!18 | adservio/services/backend-for-frontend | fix(bff): add 1.5s global axios timeout and sanitize error logs | Stefan Musat | 2026-09-11 |
Oldest Active Open MRs (> 48 Working Hours)
| adservio/web!2091 | adservio/web | Andrei Dragan | 301.6d | 5 | |
| adservio/helm2!137 | adservio/helm2 | Raul Popovici | 277.6d | 0 | |
| adservio/services/websocket!8 | adservio/services/websocket | Raul Popovici | 274.6d | 0 | |
| adservio/services/videothumb!5 | adservio/services/videothumb | Raul Popovici | 274.6d | 0 | |
| adservio/services/fet-generator!9 | adservio/services/fet-generator | Raul Popovici | 274.6d | 0 | |
| adservio/frontend!1556 | adservio/frontend | George Murgoci | 166.3d | 0 | |
| adservio/web!2344 | adservio/web | George Murgoci | 165.4d | 0 | |
| adservio/library/backend!26 | adservio/library/backend | Raul Popovici | 145.5d | 0 | |
| adservio/subscriptions/backend!103 | adservio/subscriptions/backend | Edgar Alexa | 143.5d | 4 | |
| adservio/admission/backend!104 | adservio/admission/backend | Edgar Alexa | 143.4d | 0 |
Longest Merged Cycles
| adservio/billing/backend!266 | adservio/billing/backend | George Murgoci | 27.7d | 872 | 12 |
| adservio/uni/backend!247 | adservio/uni/backend | Andrei Alexandru | 11.0d | 5 | 3 |
| adservio/devops/iac!81 | adservio/devops/iac | Rojan Shrestha | 5.9d | 3 | 0 |
| adservio/devops/iac!82 | adservio/devops/iac | Rojan Shrestha | 5.9d | 5 | 0 |
| adservio/frontend!2101 | adservio/frontend | George Murgoci | 5.8d | 27 | 0 |
| adservio/subscriptions/backend!126 | adservio/subscriptions/backend | George Murgoci | 5.8d | 14 | 0 |
| adservio/frontend!2109 | adservio/frontend | Ioana Ivan | 5.8d | 6 | 1 |
| adservio/web!2738 | adservio/web | Ioana Ivan | 5.8d | 2 | 0 |
| adservio/web!2725 | adservio/web | Catalin Cojan | 5.1d | 39 | 14 |
| adservio/frontend!2107 | adservio/frontend | Petronel Pavel | 5.0d | 13 | 1 |
Methodology And Limits
- This report uses visible non-author GitLab comments as the strongest review-start proxy.
- GitLab approval API coverage is shown separately; missing approval API data should be read as traceability gap, not proof that no approval happened.
- Review completion uses the first `CR - Approved` label-add event after review starts when GitLab label history provides one; otherwise it falls back to merge time.
- Last-author-commit metrics use the latest non-merge MR commit authored by the MR author strictly before review starts.
- Timing metrics in this report exclude Saturday and Sunday hours using the Europe/Bucharest calendar.
- Review-quality scoring is heuristic: it rewards visible substantive comments, multiple reviewers, and post-review pushes, and it penalizes large MRs with shallow visible discussion.
- `Active open backlog rate` excludes draft MRs and uses a > 48 working-hour age threshold.
- Open MR backlog age is a queue-health signal, not proof that every old open MR is actively waiting for review right now.