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CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## 1.0.0 - 2026-07-05
+
+### Added
+
+- Added `tr2gf.sh` as a POSIX-compliant Trade Republic transaction export converter for Ghostfolio.
+- Added support for `ALL` and filtered selector modes.
+- Added config-driven symbol, source and code mappings loaded from a local `vars` file.
+- Added CLI symbol overrides via `-S`, `--symbol` and `--symbol=VALUE`.
+- Added count-only mode for transaction inspection without export file generation.
+- Added runtime verification for required files, directories, environment variables and tool dependencies.
+- Added structured logging helpers and batch-aware notices.
+- Added AWK-based CSV parsing, transaction filtering, cancellation matching and Ghostfolio CSV export generation.
+- Added default source handling for Yahoo-backed instruments and CoinGecko-backed crypto symbols.