docs: replace Claudeman title with colored SVG image

- Remove robot emoji from title
- Create SVG image with Claudeman text in #60a5fa color
- Use SVG for consistent color display on GitHub

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

README.md

@@ -1,6 +1,6 @@
-<h1 align="center">
-  🤖 <span style="color: #60a5fa;">Claudeman</span>
-</h1>
+<p align="center">
+  <img src="docs/images/claudeman-title.svg" alt="Claudeman" height="40">
+</p>
 
 <h3 align="center">Track Claude Code Sessions Better Than Ever</h3>
 

docs/images/claudeman-title.svg

@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 40">
+  <text x="100" y="30" font-family="system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif" font-size="32" font-weight="600" fill="#60a5fa" text-anchor="middle">Claudeman</text>
+</svg>