Conciseness

Several sections are pure template padding that adds nothing Claude doesn't know: "The task is unrelated to dependency upgrade strategy", "You need a different domain or tool outside this scope", "Take the requirements, target, and scope from the user's request", and the closing "Focus on safe, incremental upgrades..." restating the opening. This matches score 2's 'several unnecessary explanations or padded sections' rather than 3's 'mostly efficient', since filler is a large share of the body; it avoids 1 because no basic concepts are explained.

Actionability

The instructions are high-level hints — "Clarify goals, constraints, and required inputs", "Apply relevant best practices and validate outcomes" — with no commands, tools, or concrete steps (no lockfiles, semver ranges, or package-manager commands anywhere). The 8-item Output Format is the only concrete guidance, so this sits at 2 ('minimal concrete guidance; high-level hints but missing the specific steps') rather than 1, and below 3 because the deliverable names are structure, not executable detail.

Workflow Clarity

There is no ordered workflow: the instructions are unordered generic bullets, validation appears only abstractly ("validate outcomes"), and Output Format items 1-8 imply only a deliverable order, matching score 2's 'rough sequence present but many gaps; steps poorly defined; validation absent'. Since dependency upgrades are batch/risky operations with no concrete feedback loops, the rubric caps this at 3; the near-total absence of a real sequence keeps it at 2 rather than 3, while an implied clarify-then-apply-then-verify progression keeps it off 1.

Progressive Disclosure

The body twice points to `resources/implementation-playbook.md` ("If detailed examples are required, open `resources/implementation-playbook.md`" and the Resources section), but no such file exists in the bundle — there are no references/, scripts/, assets/, or resources/ directories — so the clearly-signaled one-level reference is a dead end. The section structure itself is clean, putting this at 3 ('could be better organized / references present but not usable') rather than 4, where a resolvable reference path is a prerequisite; not 2 because nothing is inlined or buried.

Specificity

"Plan incremental dependency upgrades with breaking-change analysis, migration guidance, and regression testing" lists several concrete capability areas, matching the score-4 anchor ('Extracts text from PDF files, fills forms, converts pages to images'). It is not 5 because the actions are abstract categories with no tools, commands, or file types, and not 3 because it names more than 1-2 concrete actions.

Completeness

It has a clear what ("Plan incremental dependency upgrades with breaking-change analysis, migration guidance, and regression testing") and an explicit when ("Use when updating packages while controlling compatibility risk"), matching the score-4 anchor. It is not 5 because the when-clause is a single condition rather than multiple concrete trigger phrases, and well above 3 since the trigger is explicit, not implied.

Trigger Term Quality

"updating packages", "breaking changes", and "compatibility risk" are natural phrases users would say, giving good keyword coverage per the score-4 anchor. It falls short of 5 because there are no synonyms, ecosystem/tool names, or file extensions (e.g., 'bump versions', 'outdated dependencies', 'npm', 'package.json'), and exceeds 3's 'some relevant keywords but missing common variations'.

Distinctiveness Conflict Risk

"breaking-change analysis", "migration guidance", and "regression testing" carve a niche distinct from generic package-management skills, matching 'mostly distinct; minor overlap risk'. It is not 5 because the trigger "updating packages" is broad enough to fire on routine install/update tasks handled by other skills.