HNS Browser v0.1.9

Release v0.1.9.

Changes:

• Restores compatibility-mode HNS DoH fallback when local proof is unavailable.
• Fixes toolbar status reporting for HNS/DANE/DoH paths.
• Keeps strict mode fail-closed with actionable validation failures.

Artifact:

• Universal unsigned Android APK with arm64-v8a and x86_64 native libraries.
• SHA256 checksum included.