v1.7.0: Android Native Layer

[1.7.0] - 2026-09-03

Added — Android native layer

• platforms/android/ — Complete Android application shell with native
  llama.cpp inference via JNI bindings.
• LlamaCppBridge.kt — Kotlin JNI wrapper for llama.cpp with token
  streaming, batching, and resource management.
• LocalApiServer.kt — OpenAI-compatible HTTP API server running on
  127.0.0.1:11434, enabling ShugoCore backends to work unmodified on Android.
• CapabilityDetector.kt — Hardware capability detection (SoC, NPU, GPU,
  RAM) for automatic model/quantization selection.
• ThermalMonitor.kt — Battery and thermal state monitoring with
  inference throttling and emergency shutdown.
• ShugoCoreService.kt — Foreground service managing inference backend
  lifecycle, thermal throttling, and periodic agent execution.
• MainActivity.kt — Minimal UI for starting/stopping the agent service.
• llama_jni.cpp — Native JNI bindings for llama.cpp with Vulkan GPU
  offload support.
• shugocore_agent.py — Python agent entrypoint for Chaquopy runtime.
• android_inference.py — Android backend compatible with
  OllamaBackend interface.