Conciseness

The bulk is efficient actionable steps, but there is real duplication: the opening decision tree repeats the operation routing, the "When to Use This Skill" section restates the frontmatter triggers, "Quick Diagnostic" repeats the diagnose.sh usage already shown in Operation 2, and "Additional Resources" repeats the per-operation "See:" pointers. This matches anchor 3 (mostly efficient but could be tightened) rather than 2, since there is no concept-explanation padding aimed at things Claude already knows.

Actionability

Operations give concrete, mostly executable commands (`railway status`, `railway logs --tail 500`, `railway run psql $DATABASE_URL -c "SELECT 1"`, `./scripts/diagnose.sh [service-id] --verbose`) plus specific fixes keyed to concrete symptoms (exit code 137 = OOM, port must bind `process.env.PORT`). Minor gaps keep it below anchor 5: the API block is placeholder pseudocode ("# Query deployment status and recent deploys"), and the Quick Diagnostic hardcodes a machine-specific absolute path (/mnt/c/data/github/skrillz/...).

Workflow Clarity

Each operation has a clear numbered sequence and Operation 1 includes verify steps ("Monitor deployment logs", "Verify service healthy"), but the risky operations lack validation checkpoints: the force-rebuild workflow ("./scripts/force-rebuild.sh [service-id] --no-cache") and the Emergency Recovery section ("Restart database service", "Scale vertically") proceed with no post-action verification. Per the guideline capping destructive/batch workflows without validation at 3, this cannot score 4 even though the sequencing itself is good.

Progressive Disclosure

The body is a genuine overview: a routing decision tree, five compact operations, and clearly signaled one-level-deep pointers to existing bundle files (references/common-errors.md, references/debug-workflow.md, references/recovery-procedures.md, scripts/diagnose.sh, scripts/force-rebuild.sh) — all verified to exist, with the error catalog and debug methodology correctly split out of SKILL.md. This matches the anchor for a clear overview with well-signaled, one-level-deep references.

Specificity

"Railway debugging and issue resolution" names the domain but the stated actions ("debugging", "issue resolution") are generic abstractions with no concrete capabilities listed. It matches anchor 2 rather than 3+ because the description never enumerates specific actions like diagnosing build failures or resolving database connection issues, which the skill actually performs.

Completeness

Both parts are present: the "what" ("Railway debugging and issue resolution") and an explicit "Use when..." trigger clause covering five scenarios. It is not a 5 because the "what" is vague (no concrete actions enumerated), matching anchor 4 where either half could be more specific.

Trigger Term Quality

"deployments fail, builds error, services crash, performance degrades, or networking issues occur" provides good natural phrases users would say. A few common terms are missing — notably database/connection problems (a whole operation in the skill) and synonyms like "deploy errors" or "restart loop" — so it falls short of comprehensive anchor 5 but above anchor 3's partial coverage.

Distinctiveness Conflict Risk

"Railway" pins a clear platform niche with distinct failure-mode triggers, so conflict risk with generic skills is minimal. However, the body lists closely related skills (railway-deployment, railway-logs) whose territories overlap triggers like "deployments fail" — minor overlap with closely related skills, matching anchor 4.