v2.2.6

• Proxy: parse SSE JSON properly for token extraction (was regex)
• LLM: wallet cache refreshes after 30min TTL
• Grep: native fallback handles nested glob patterns better
• Optimize: clock skew protection on time-based cleanup
• WebFetch: strip SVG and form elements from HTML
• Config: version fallback updated to 2.0.0
• Index: cleaner default command detection