v0.15.0

What's Changed

• fix: store allocated dev port in .agent instead of .agentctl.yml by @arun-gupta in #219
• feat: agentctl dev start — launch dev server in existing worktree by @arun-gupta in #220
• fix: symlink ~/.claude.json into agent home by @arun-gupta in #223
• [codex] fix failed headless starts for #221 by @arun-gupta in #224

Full Changelog: v0.14.0...v0.15.0