v0.1.3: package metadata, install badges, bun scripts

package metadata, install badges, bun scripts

Aligns package.json and README to ecosystem standard.

Added:

• .github/FUNDING.yml — GitHub Sponsors and Buy Me a Coffee
• author and funding fields in package.json
• bugs and homepage fields in package.json
• Install badges (Claude Desktop, Cursor, VS Code) in README
• Docker and MCP SDK badges in README badge row

Changed:

• Scripts migrated from tsx to bun run scripts/*.ts
• start:stdio / start:http now use bun ./dist/index.js
• tsx removed from devDependencies
• packageManager: bun@1.3.2 added

47 tests pass; bun run devcheck clean.