Summary

• Update project structure in README to reflect new multi-crate architecture
• Update supported ecosystems table (Cargo and npm are now Supported)
• Add comprehensive CHANGELOG entry for v0.2.0 release

Changes

README.md:

• Updated project structure to show deps-core, deps-cargo, deps-npm crates
• Changed Cargo.toml status from "In Development" to "Supported"
• Changed package.json status from "Planned" to "Supported"

CHANGELOG.md:

• Added v0.2.0 section with all Phase 2 changes
• Updated v0.1.0 section with complete Phase 1 features