Add CHANGELOG.md with v0.2.0 release notes

Author: joshday

CHANGELOG.md

@@ -1 +1,20 @@
 ## Unreleased
+
+## v0.2.0
+
+- Add Quarto-based documentation site with versioned deployment
+- Add code coverage report in docs via LocalCoverage
+- Add auto-generated API reference page
+- Add CI testing on all platforms (Ubuntu, Windows, macOS)
+- Add Docs and DocsBackfill GitHub Actions workflows
+- Add TagBot workflow for automated tagging
+- Add CHANGELOG.md and CLAUDE.md
+- Update dependabot config with dependency grouping
+
+## v0.1.0
+
+- Add support for HRRR, RAP, and GFS NOAA weather model datasets from AWS
+- Automatic download and local caching via scratchspace
+- Band/variable subsetting with HTTP range requests
+- Time range dataset generation with `datasets()`
+- `resolution_km` and `metadata` utility functions