refactor(skills): rename to shorter verb-first names

[olegshulyakov]

• Rename build-* skills to code-*
• Rename utility skills to shorter names
• Update all internal references, metadata, evals, and docs to match new skill names

[github-actions]

Library Token Diff

Estimated token changes for files under .agents/.

File	Status	Before	After	Delta
memory/2026-05-24.md	modified	368	352	-16
skills/adapt/SKILL.md	modified	803	803	0
skills/ask/SKILL.md	renamed	463	461	-2
skills/brainstorm/SKILL.md	renamed	404	402	-2
skills/choose/SKILL.md	renamed	394	392	-2
skills/classify/SKILL.md	renamed	425	423	-2
skills/code-backend/references/ada.md	renamed	185	185	0
skills/code-backend/references/c.md	renamed	219	219	0
skills/code-backend/references/cpp.md	renamed	217	217	0
skills/code-backend/references/csharp-aspnet-core.md	renamed	153	153	0
skills/code-backend/references/csharp.md	renamed	189	189	0
skills/code-backend/references/delphi.md	renamed	189	189	0
skills/code-backend/references/elixir-phoenix.md	renamed	130	130	0
skills/code-backend/references/elixir.md	renamed	180	180	0
skills/code-backend/references/fortran.md	renamed	191	191	0
skills/code-backend/references/go-chi.md	renamed	125	125	0
skills/code-backend/references/go-echo.md	renamed	135	135	0
skills/code-backend/references/go-fiber.md	renamed	139	139	0
skills/code-backend/references/go-gin.md	renamed	139	139	0
skills/code-backend/references/go.md	renamed	211	211	0
skills/code-backend/references/java-micronaut.md	renamed	151	151	0
skills/code-backend/references/java-quarkus.md	renamed	157	157	0
skills/code-backend/references/java-spring-boot.md	renamed	145	145	0
skills/code-backend/references/java.md	renamed	191	191	0
skills/code-backend/references/kotlin-ktor.md	renamed	139	139	0
skills/code-backend/references/kotlin.md	renamed	184	184	0
skills/code-backend/references/matlab.md	renamed	181	181	0
skills/code-backend/references/nodejs-express.md	renamed	145	145	0
skills/code-backend/references/nodejs-fastify.md	renamed	139	139	0
skills/code-backend/references/nodejs-hono.md	renamed	143	143	0
skills/code-backend/references/nodejs-nestjs.md	renamed	154	154	0
skills/code-backend/references/nodejs-nitro.md	renamed	147	147	0
skills/code-backend/references/nodejs.md	renamed	222	222	0
skills/code-backend/references/perl.md	renamed	195	195	0
skills/code-backend/references/php-laravel.md	renamed	150	150	0
skills/code-backend/references/php-symfony.md	renamed	138	138	0
skills/code-backend/references/php.md	renamed	172	172	0
skills/code-backend/references/python-django.md	renamed	164	164	0
skills/code-backend/references/python-fastapi.md	renamed	180	180	0
skills/code-backend/references/python-flask.md	renamed	147	147	0
skills/code-backend/references/python.md	renamed	224	224	0
skills/code-backend/references/r.md	renamed	183	183	0
skills/code-backend/references/ruby-rails.md	renamed	153	153	0
skills/code-backend/references/ruby-sinatra.md	renamed	129	129	0
skills/code-backend/references/ruby.md	renamed	195	195	0
skills/code-backend/references/rust-actix-web.md	renamed	129	129	0
skills/code-backend/references/rust-axum.md	renamed	139	139	0
skills/code-backend/references/rust-rocket.md	renamed	137	137	0
skills/code-backend/references/rust.md	renamed	182	182	0
skills/code-backend/references/swift.md	renamed	171	171	0
skills/code-backend/references/visual-basic.md	renamed	190	190	0
skills/code-backend/SKILL.md	renamed	1971	1971	0
skills/code-database/references/analytics.md	renamed	378	378	0
skills/code-database/references/bigquery.md	renamed	229	229	0
skills/code-database/references/clickhouse.md	renamed	220	220	0
skills/code-database/references/cockroachdb.md	renamed	245	245	0
skills/code-database/references/common.md	renamed	1151	1151	0
skills/code-database/references/migration.md	renamed	485	485	0
skills/code-database/references/mssql.md	renamed	884	884	0
skills/code-database/references/mysql.md	renamed	835	835	0
skills/code-database/references/oracle.md	renamed	1028	1028	0
skills/code-database/references/postgres.md	renamed	827	827	0
skills/code-database/references/schema-design.md	renamed	2398	2398	0
skills/code-database/references/snowflake.md	renamed	214	214	0
skills/code-database/references/sqlite.md	renamed	976	976	0
skills/code-database/SKILL.md	renamed	1053	1053	0
skills/code-frontend/references/accessibility.md	renamed	166	166	0
skills/code-frontend/references/css-bootstrap.md	renamed	114	114	0
skills/code-frontend/references/css-component-libraries.md	renamed	200	200	0
skills/code-frontend/references/css-tailwind.md	renamed	150	150	0
skills/code-frontend/references/css.md	renamed	177	177	0
skills/code-frontend/references/forms.md	renamed	121	121	0
skills/code-frontend/references/html.md	renamed	233	233	0
skills/code-frontend/references/internationalization.md	renamed	124	124	0
skills/code-frontend/references/javascript-angular.md	renamed	140	140	0
skills/code-frontend/references/javascript-astro.md	renamed	103	103	0
skills/code-frontend/references/javascript-react-nextjs.md	renamed	179	179	0
skills/code-frontend/references/javascript-react-remix.md	renamed	114	114	0
skills/code-frontend/references/javascript-react.md	renamed	169	169	0
skills/code-frontend/references/javascript-solidjs.md	renamed	94	94	0
skills/code-frontend/references/javascript-svelte-sveltekit.md	renamed	100	100	0
skills/code-frontend/references/javascript-svelte.md	renamed	94	94	0
skills/code-frontend/references/javascript-vue-nuxt.md	renamed	114	114	0
skills/code-frontend/references/javascript-vue.md	renamed	113	113	0
skills/code-frontend/references/javascript.md	renamed	136	136	0
skills/code-frontend/references/performance.md	renamed	147	147	0
skills/code-frontend/references/pwa.md	renamed	114	114	0
skills/code-frontend/references/state.md	renamed	118	118	0
skills/code-frontend/references/typescript.md	renamed	211	211	0
skills/code-frontend/references/visualization.md	renamed	134	134	0
skills/code-frontend/SKILL.md	renamed	1554	1554	0
skills/code-tests/references/api.md	renamed	619	619	0
skills/code-tests/references/e2e.md	renamed	726	726	0
skills/code-tests/references/perf.md	renamed	657	657	0
skills/code-tests/scripts/__init__.py	renamed	0	0	0
skills/code-tests/scripts/agent_runner.py	renamed	907	907	0
skills/code-tests/scripts/aggregate_benchmark.py	renamed	4067	4067	0
skills/code-tests/scripts/generate_report.py	renamed	3610	3610	0
skills/code-tests/scripts/improve_description.py	renamed	2793	2793	0
skills/code-tests/scripts/run_eval.py	renamed	3413	3413	0
skills/code-tests/scripts/run_loop.py	renamed	3910	3910	0
skills/code-tests/scripts/utils.py	renamed	466	466	0
skills/code-tests/scripts/validate_evals.py	renamed	966	966	0
skills/code-tests/SKILL.md	renamed	883	883	0
skills/create-rule/scripts/grade_rule_output.py	modified	1810	1808	-2
skills/create-rule/scripts/run_trigger_eval.py	modified	1971	1969	-2
skills/explain/SKILL.md	renamed	1300	1298	-2
skills/explore/SKILL.md	renamed	438	436	-2
skills/manage/SKILL.md	renamed	433	431	-2
skills/plan/SKILL.md	renamed	414	412	-2
skills/README.md	modified	1849	1797	-52
skills/remember/SKILL.md	renamed	484	482	-2
Total		59864	59774	-90

Counts use the repository's local Markdown body token estimator, so they are for review comparison rather than provider billing.