Bump version to 0.14.0 and format imports

Add OpenAI GPT-5.4 mini/nano model support

Enhance MentisDB description with link and details

chore: remove mentisdb targets from cloudllm Makefile

chore: remove mentisdb subtree, depend on crates.io release

docs: expand 0.4.1.6 changelog with all missing entries

docs(mentisdb): add multi-CLI sub-agent spawning guide to Fleet Orchestration

docs(mentisdb): document MENTISDB_AUTO_FLUSH in daemon configuration

feat(mentisdb): auto_flush config option for MentisDbServiceConfig

bench(mentisdb): HTTP concurrency benchmark harness

perf: add write-buffering to BinaryStorageAdapter

perf: replace RwLock<HashMap> with DashMap for concurrent chain lookup

docs(mentisdb): expand MENTISDB_SKILL.md with Fleet Orchestration section

docs(mentisdb): update README and WHITEPAPER for v0.4.1.6

chore(mentisdb): changelog entry for v0.4.1.6