docs: update CHANGELOG with unreleased changes since v0.1.0

Added [Unreleased] section covering 41+ commits since the v0.1.0 tag,
including CLI tests, workflows, npm wrapper, doc improvements, and
CI security hardening.

Author: DevForge Engineer

CHANGELOG.md

@@ -2,6 +2,51 @@
 
 All notable changes to json2sql will be documented in this file.
 
+## [Unreleased]
+
+### Added
+
+- CLI integration tests with comprehensive coverage (#8, #9, #10)
+- Standalone dialect tests and converter edge cases (#10)
+- npm wrapper (`package.json` + `cli.js`) for npm publishing
+- GitHub Actions: PyPI publish workflow (release or manual dispatch)
+- GitHub Actions: GitHub Pages deployment workflow
+- GitHub Actions: npm publish workflow (release or manual dispatch)
+- `CONTRIBUTING.md` with development setup and PR guidelines
+- `SECURITY.md` with security policy
+- Homebrew and Scoop install methods with bucket setup docs
+- Directory listing badges: Open Source Alternative, LibHunt, Awesome Python
+- Awesome DevOps submission badge (#433)
+- `[project.urls]` metadata in `pyproject.toml` (Homepage, Source, Issues, Changelog)
+- GitHub-based install fallback documentation
+- Schema-only mode (`--schema-only` flag for CREATE TABLE only)
+
+### Fixed
+
+- UTF-8 encoding (mojibake) in file output
+- Ruff lint warnings: E501, B904, F821, X|None syntax, `datetime.UTC` deprecation
+- README install section formatting (broken Homebrew/Scoop code blocks)
+- Broken PyPI badges replaced with GitHub release badge
+- PyPI package name conflict — renamed to `json2sql-cli`
+- `revenueholdings_license` import made optional (fixes CI failures when not installed)
+- Missing `ruff` dev dependency in `pyproject.toml`
+- CONTRIBUTING.md typos in lint commands (`uff` → `ruff`)
+- `npm-publish.yml` removed (wrong-language workflow for Python repo)
+
+### Changed
+
+- CI test matrix expanded to include Python 3.13
+- CI security hardened: `persist-credentials: false` on checkout steps
+- CI permissions restricted to `contents: read`
+- npm keywords optimized for discoverability (15 terms), npm version bumped to 0.1.1
+
+### Docs
+
+- README rewritten with unified pricing tables, Revenue Holdings branding
+- README expanded with CI/CD integration examples and alternatives comparison
+- README tool count and DevForge URLs updated
+- npm install instructions added to README
+
 ## [0.1.0] — 2026-05-14
 
 ### Added