Initial commit: Obsidian Web Interface for Claude Code

- Full IDE with terminal integration using xterm.js
- Session management with local and web sessions
- HTML preview functionality
- Multi-terminal support with session picker

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

.gitignore

@@ -0,0 +1,14 @@
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.env
+.env.local
+.DS_Store
+*.log
+.vscode/
+.idea/
+*.swp
+*.swo
+server.log
+nohup.out