feat(resume): enhance spacing, styling, and add markdown text parsing

- Update section spacing from mb-8 to mb-12 for improved visual hierarchy
- Refine heading padding and margins for consistent section styling
- Adjust work experience highlights spacing and add leading-relaxed for readability
- Implement markdown bold text parsing in job highlights using new composable
- Add color-coded icons in resume header (red for location, green for phone, amber for email, blue for website)
- Reorganize contact information into two lines for better layout organization
- Standardize icon sizing with explicit w-4 h-4 dimensions across header
- Create useMarkdownText composable for markdown formatting utilities
- Update resume data and PDF export endpoint to support enhanced styling
- Improve print styling consistency across all resume components

app/composables/useMarkdownText.ts

@@ -0,0 +1,22 @@
+/**
+ * Utility function for parsing simple markdown bold syntax (**text**) to HTML
+ * Used in resume components to highlight important keywords
+ * SSR-compatible - works on both server and client
+ */
+
+/**
+ * Converts **text** to <strong>text</strong>
+ */
+export function parseMarkdownBold(text: string): string {
+  if (!text) return ''
+  return text.replace(/\*\*([^*]+)\*\*/g, '<strong>$1</strong>')
+}
+
+/**
+ * Composable wrapper for Vue components
+ */
+export function useMarkdownText() {
+  return {
+    parseMarkdownBold,
+  }
+}