chore: release v1.4.0

skills/baoyu-cover-image/references/styles/sketch-notes.md

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+# sketch-notes
+
+Soft hand-drawn illustration style with fresh minimalist aesthetic
+
+## Color Palette
+
+- Primary: Deep Charcoal (#2C3E50), Soft Orange (#F4A261)
+- Background: Warm Off-White (#FAF8F0), subtle paper grain
+- Accents: Mustard Yellow (#E9C46A), Sage Green (#87A96B), Light Blue (#7EC8E3)
+
+## Visual Elements
+
+- Connection lines with hand-drawn wavy feel
+- Conceptual abstract icons illustrating ideas
+- Color fills with hand-painted casual feel
+- Doodle-style decorative elements
+- Arrows and pointers with sketchy style
+
+## Typography
+
+- Bold hand-written marker font for headlines, casual handwriting for body
+
+## Best For
+
+Educational content, knowledge sharing, technical explanations, tutorials