chore: Bump version to 0.26.1

Updated all component versions:
- bd CLI: 0.26.0 → 0.26.1
- Plugin: 0.26.0 → 0.26.1
- MCP server: 0.26.0 → 0.26.1
- npm package: 0.26.0 → 0.26.1
- Hook templates: 0.26.0 → 0.26.1

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

.claude-plugin/marketplace.json

@@ -9,7 +9,7 @@
       "name": "beads",
       "source": "./",
       "description": "AI-supervised issue tracker for coding workflows",
-      "version": "0.26.0"
+      "version": "0.26.1"
     }
   ]
 }