fix(skills): add missing YAML frontmatter to 7 skills

Codex CLI requires YAML frontmatter (---) in SKILL.md files.
6 skills were missing frontmatter entirely; laravel-verification had
a bare colon in its description causing an invalid YAML parse error.

skills/benchmark/SKILL.md

@@ -1,3 +1,9 @@
+---
+name: benchmark
+description: Use this skill to measure performance baselines, detect regressions before/after PRs, and compare stack alternatives.
+origin: ECC
+---
+
 # Benchmark — Performance Baseline & Regression Detection
 
 ## When to Use

skills/browser-qa/SKILL.md

@@ -1,3 +1,9 @@
+---
+name: browser-qa
+description: Use this skill to automate visual testing and UI interaction verification using browser automation after deploying features.
+origin: ECC
+---
+
 # Browser QA — Automated Visual Testing & Interaction
 
 ## When to Use

skills/canary-watch/SKILL.md

@@ -1,3 +1,9 @@
+---
+name: canary-watch
+description: Use this skill to monitor a deployed URL for regressions after deploys, merges, or dependency upgrades.
+origin: ECC
+---
+
 # Canary Watch — Post-Deploy Monitoring
 
 ## When to Use

skills/design-system/SKILL.md

@@ -1,3 +1,9 @@
+---
+name: design-system
+description: Use this skill to generate or audit design systems, check visual consistency, and review PRs that touch styling.
+origin: ECC
+---
+
 # Design System — Generate & Audit Visual Systems
 
 ## When to Use

skills/laravel-verification/SKILL.md

@@ -1,6 +1,6 @@
 ---
 name: laravel-verification
-description: Verification loop for Laravel projects: env checks, linting, static analysis, tests with coverage, security scans, and deployment readiness.
+description: "Verification loop for Laravel projects: env checks, linting, static analysis, tests with coverage, security scans, and deployment readiness."
 origin: ECC
 ---
 

skills/product-lens/SKILL.md

@@ -1,3 +1,9 @@
+---
+name: product-lens
+description: Use this skill to validate the "why" before building, run product diagnostics, and convert vague ideas into specs.
+origin: ECC
+---
+
 # Product Lens — Think Before You Build
 
 ## When to Use

skills/safety-guard/SKILL.md

@@ -1,3 +1,9 @@
+---
+name: safety-guard
+description: Use this skill to prevent destructive operations when working on production systems or running agents autonomously.
+origin: ECC
+---
+
 # Safety Guard — Prevent Destructive Operations
 
 ## When to Use