fix: show deploy timestamp only, drop commit hash from version card

fix: use SOURCE_COMMIT build arg for version (Docker context has no .git)

fix: generate .version at Docker build time instead of hardcoding

fix: reformat with ruff 0.8.6 to match CI pinned version

fix: encryption review findings — re-encrypt on provider switch, shared key path, logging

feat: encrypt API keys at rest using Fernet symmetric encryption

fix: address review findings #290 #292 #293 #294

fix: landing site — use local providers.py instead of safeclaw package

chore: update .version to c349b49

fix: show git version on overview — use .version file for Docker compat

fix: lazy openai import for CI, version on overview, reformat with ruff

feat: multi-provider LLM support — 10 providers + custom OpenAI-compatible endpoints

fix: address code review findings — CSRF, SSRF, schema, validation

fix: update tests for multi-provider LLM refactor

feat: update landing site handlers for multi-provider LLM support