Add AGENTS.md and Ember Best Practices skill

.agents/skills/ember-best-practices/build-agents.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+set -e
+
+OUTPUT="AGENTS.md"
+RULES_DIR="rules"
+
+# Start with the header
+cat > "$OUTPUT" << 'HEADER'
+# Ember Best Practices
+
+Comprehensive performance optimization and accessibility patterns for modern Ember.js applications. Includes rules across 7 categories using gjs/gts format and modern Ember patterns.
+
+---
+
+HEADER
+
+# Add sections
+cat "$RULES_DIR/_sections.md" >> "$OUTPUT"
+
+echo "" >> "$OUTPUT"
+echo "---" >> "$OUTPUT"
+echo "" >> "$OUTPUT"
+
+# Add all rules
+for file in "$RULES_DIR"/*.md; do
+  # Skip the _sections.md file
+  if [[ "$(basename "$file")" == "_sections.md" ]]; then
+    continue
+  fi
+  
+  echo "Adding $(basename "$file")..." >&2
+  cat "$file" >> "$OUTPUT"
+  echo "" >> "$OUTPUT"
+  echo "---" >> "$OUTPUT"
+  echo "" >> "$OUTPUT"
+done
+
+echo "Built $OUTPUT successfully!" >&2