v0.3.1 — full-tunnel routing-loop protection on Windows + macOS, help…

…er exit polish

Bump version strings to 0.2.0 (Windows/Linux build files)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Bump version to 0.1.9

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Update all docs to match current multi-tunnel codebase

DESIGN.md:
- Add Multi-Tunnel Architecture section (per-tunnel NetworkManager,
  DNS union, full-tunnel conflict detection)
- Update reconnect: ReconnectFunc(name string), per-tunnel health check
- Update IPC table: ActiveTunnels, SetPinInterface, DisconnectRequest
- Add Pin Interface (-ifscope) documentation
- Add script execution removal note
- Update connection lifecycle for multi-tunnel flow

CONTRIBUTING.md:
- Fix build commands: wails3 task → task
- Fix Go version: 1.26 → 1.25

README.md + README.ko.md:
- Add Multi-Tunnel feature to table

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Bump version to 0.1.6, update CHANGELOG

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Bump version to 0.1.5, update CHANGELOG

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Bump version to 0.1.4, update CHANGELOG

Update version in: checker.go, Info.plist, Info.dev.plist,
info.json, wails.exe.manifest, msix manifests, nsis, nfpm.yaml

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Show version dynamically in Settings instead of hardcoding

- Add update.CurrentVersion() exported function
- Add TunnelService.GetVersion() Wails binding
- Settings.svelte fetches version from Go on mount
- Remove hardcoded v0.1.1 from Settings UI

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Add GitHub issue templates for bug reports and feature requests

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>