Add canonical display-session metrics for downstream dashboards

Fix Codex WS proxy (Issue #86), LiteLLM metrics, and backend forwarding

Add Anthropic url overrides via ANTHROPIC_TARGET_URL env var and --anthropic-api-url flag

Remove LLMLingua: Kompress is the sole text compressor

Add telemetry beacon, fix Starlette 0.41+ crash, bump to 0.5.4

feat: add license key validation + phone-home usage reporter

feat: add live traffic learning + cross-agent memory writers (--learn flag)

feat: make token_headroom the default mode + fix Gemini handler bug

fix: propagate HEADROOM_MODE through wrap CLI and drop cache write premium penalty

Fix proxy backend bugs: env vars, tool forwarding, and provider support

feat(router): adaptive compression with Read lifecycle and context-pressure scaling

Adding any-llm as a backed provider

Add multi-provider memory system with auto-detection

Add OpenRouter backend support with provider registry pattern

Fix Bedrock backend: use inference profiles for Claude 4+ models

Add Click-based CLI with memory management commands