Migrate dart_skills_lint and .agents to Dart skills package and dart install

.agents/agents/reidbaker-agent/README.md

@@ -1,10 +1,5 @@
 # Agent Skills
 
-Skills in `.agents/skills` are managed by `npx skills`.
+The skills located in `skills/` within this agent directory are locally maintained custom skills.
 
-To fetch the skills defined in `skills-lock.json`, run:
-
-```bash
-npx skills experimental_install
-```
-Skills in `skills/` are locally managed.
+For external agent skills used during development of `dart_skills_lint`, see [`tool/dart_skills_lint/.agents/skills/README.md`](../../../tool/dart_skills_lint/.agents/skills/README.md).

tool/dart_skills_lint/.agents/skills/README.md

@@ -4,27 +4,38 @@ This directory (`tool/dart_skills_lint/.agents/skills/`) contains skills and con
 
 ## Setup Instructions
 
-To set up this directory for development, you must install the remote skills using `npx`. These include general Dart development practices, testing fundamentals, and productivity tools that agents rely on.
+To set up this directory for development, you must install the remote skills using the Dart `skills` package (`dart install skills@^1.0.0`). These include general Dart development practices, testing fundamentals, and productivity tools that agents rely on.
 
 Run the following commands from the `tool/dart_skills_lint/` directory to fetch the dependencies:
 
 ```sh
+# Ensure the skills CLI is globally installed (version 1.0.0 or higher)
+dart install skills@^1.0.0
+
 # Core Dart Skills
-npx skills install kevmoo/dash_skills/skills/dart-best-practices
-npx skills install kevmoo/dash_skills/skills/dart-doc-validation
-npx skills install kevmoo/dash_skills/skills/dart-long-lines
-npx skills install kevmoo/dash_skills/skills/dart-matcher-best-practices
-npx skills install kevmoo/dash_skills/skills/dart-package-maintenance
-
-npx skills install dart-lang/skills/skills/dart-migrate-to-checks-package
-npx skills install dart-lang/skills/skills/dart-build-cli-app
-npx skills install dart-lang/skills/skills/dart-collect-coverage
-npx skills install dart-lang/skills/skills/dart-add-unit-test
-npx skills install dart-lang/skills/skills/dart-use-pattern-matching
+skills add kevmoo/dash_skills \
+  --skill dart-best-practices \
+  --skill dart-doc-validation \
+  --skill dart-long-lines \
+  --skill dart-matcher-best-practices \
+  --skill dart-modern-features \
+  --skill dart-package-maintenance \
+  --skill dart-test-coverage \
+  --skill dart-test-fundamentals \
+  --agent generic
+
+skills add dart-lang/skills \
+  --skill dart-migrate-to-checks-package \
+  --skill dart-build-cli-app \
+  --skill dart-collect-coverage \
+  --skill dart-add-unit-test \
+  --skill dart-use-pattern-matching \
+  --agent generic
 
 # Productivity and Workflows
-npx skills install mattpocock/skills/skills/productivity/grill-me
-npx skills install obra/superpowers/skills/test-driven-development
+skills add mattpocock/skills --skill grill-me --agent generic
+skills add obra/superpowers --skill test-driven-development --agent generic
+skills add anthropics/skills --skill skill-creator --agent generic
 ```
 
 ## Overview and Philosophy
@@ -36,9 +47,9 @@ npx skills install obra/superpowers/skills/test-driven-development
 
 When adding new external skills to this directory, follow these guidelines:
 
-1. Use `npx skills install` to pull them from upstream.
+1. Use `skills add <repo> --skill <name> --agent generic` to pull them from upstream.
 2. Add the generated skill folder name to `.gitignore` inside this directory (`.agents/skills/.gitignore`) to prevent checking third-party content into version control.
-3. Commit the updated `skills-lock.json` file located in `tool/dart_skills_lint/` to track dependency versions across the team.
+3. Commit the updated configuration file located at `.config/dart_skills/skills_config.json` to track dependency versions across the team.
 
 ## Running Evaluations (Evals)
 
@@ -78,7 +89,7 @@ We use the Anthropic static evaluation viewer to inspect the runs and grades:
 
 1.  Download and install the `skill-creator` tool (which contains the viewer scripts) into the ignored `.agents/skills/` directory:
     ```sh
-    npx skills add anthropics/skills --skill skill-creator --yes
+    skills add anthropics/skills --skill skill-creator --agent generic
     ```
 2.  Run the python review generator script pointing to the skill workspace:
     ```sh

tool/dart_skills_lint/.agents/skills/dart-skills-lint-integration/SKILL.md

@@ -1,11 +1,12 @@
 ---
 name: dart-skills-lint-integration
 description: >
-  How to integrate, update, and configure the dart_skills_lint validation tool
-  within a repository. Make sure to use this skill whenever the user asks to
-  update dart_skills_lint, configure skills validation tests, fix skills linter
-  dependency drifts, verify repository state before editing, optimize
-  lint rules execution, or draft pull request submission commands.
+  How to roll, update, and integrate the dart_skills_lint dependency into repositories
+  (such as flutter/flutter). Use this skill when tasked with bumping dart_skills_lint
+  pinned commit refs in pubspec.yaml, configuring downstream test harnesses,
+  managing package hashes, and generating submission pull requests. Do NOT use
+  this skill for day-to-day skill validation or fixing skill markdown errors
+  (use dart-skills-lint-validation instead).
 metadata:
   internal: true
 ---