chore: update version to 0.5.0 in package-lock.json

Merge feat/ui-refactor: v0.5.0

v0.5.0: Ollama support, mixed-model sub-queries, session trajectories, UI overhaul

fix: pass apiKey='ollama' for local Ollama models in completeSimple calls

feat: Ollama integration, session-based trajectories, UI polish

feat: paper-aligned system prompt, sub-model support, depth + budget enforcement

feat: Feynman-style two-column welcome panel with version in border

feat: overhaul terminal UI with true RGB palette and cleaner chrome

v0.4.22: fix MaxListenersExceededWarning on parallel async_llm_query calls

Fix first-run setup hang on cloud shells/SSH terminals

Merge pull request #2 from alphali/feat/openrouter-provider

v0.4.20: Fix first-run setup hang after provider selection

Add OpenRouter provider support

Remove ASCII art from README.md

Replace demo image with real terminal screenshot