Add CHANGELOG.

CHANGELOG.md

@@ -0,0 +1,43 @@
+# 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/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+### Added
+- Support for Basic Authentication for internal/testing purposes as an alternative
+  to operational OIDC service (Keycloak) ([PR 86](../../pull/86)).
+- Support for debugging a job with logs request through external ElasticSearch service
+  ([PR 87](../../pull/87)).
+- More unit and integration tests.
+
+### Changed
+- Migration to Spring Boot 2.6.1 and Sprint Security 5.6.1.
+- Tests to use JUnit 5.
+
+### Deprecated
+- Legacy Keycloak security adapters, replaced by 
+
+
+## [1.1.0] - 2022-08-01
+### Added
+- Batch jobs for the ODC backend.
+- Refactoring of collections to support multiple engines.
+- `radar mask` and `filter_bbox` processes.
+- List jobs for authenticated users.
+
+### Fixed
+- Zillions bug fixes.
+
+### Changed
+- Migration to Spring Boot 2.5.1 and Spring Security 5.5.1.
+
+## [1.0.0] - 2021-02-17
+- First openEO API [v1.0.0](https://api.openeo.org/1.0.0/) implementation based on OpenAPI v2.0,
+  and with external Keycloak authentication service.
+
+
+[Unreleased]: https://github.com/Open-EO/openeo-spring-driver/compare/master...1.1-draft
+[1.1.0]: https://github.com/Open-EO/openeo-spring-driver/tree/1.1-draft
+[1.0.0]: https://github.com/Open-EO/openeo-spring-driver/tree/1.0-PKCE