chore: update README.md and settings.json for enhanced skill integration

- Updated the installation instructions for Impeccable in the README.md to include a command for adding it via npx.
- Added new entries in settings.json for extra known marketplaces, including anthropic-agent-skills and trailofbits, to improve skill sourcing.

Author: thisguymartin

.claude/settings.json

@@ -34,6 +34,20 @@
     "typescript-lsp@claude-plugins-official": true,
     "rust-analyzer-lsp@claude-plugins-official": true
   },
+  "extraKnownMarketplaces": {
+    "anthropic-agent-skills": {
+      "source": {
+        "source": "github",
+        "repo": "anthropics/skills"
+      }
+    },
+    "trailofbits": {
+      "source": {
+        "source": "github",
+        "repo": "trailofbits/skills"
+      }
+    }
+  },
   "alwaysThinkingEnabled": true,
   "effortLevel": "high",
   "skipDangerousModePermissionPrompt": true

README.md

@@ -73,7 +73,11 @@ It includes curated CLI tools installed via Homebrew, 9 Zellij layouts for diffe
 
 The repo includes configs for AI coding tools — these are entirely optional and nothing else depends on them. Agent definitions are provided for [OpenCode](https://github.com/anomalyco/opencode), and assistant rules are included for Claude Code and Cursor.
 
-For frontend design skills (`/audit`, `/polish`, `/critique`, `/animate`, `/frontend-design`, etc.), install [Impeccable](https://github.com/pbakaus/impeccable) separately into `~/.claude/skills/`.
+For frontend design skills (`/audit`, `/polish`, `/critique`, `/animate`, `/frontend-design`, etc.), install [Impeccable](https://impeccable.style/):
+
+```bash
+npx skills add pbakaus/impeccable
+```
 
 | Agent | Specialty | Invoke With |
 | :--- | :--- | :--- |