0.12.0
### Enhancements - Resolve system properties/environment variables while browsing the application.properties values. See [#448](https://github.com/eclipse/lsp4mp/issues/448). - Add support for @Startup healthcheck diagnostic. See [#443](https://github.com/eclipse/lsp4mp/issues/443). ### Bug Fixes - NPE with Workspace Symbol when LSP client return null as SymbolInformation List. See [#457](https://github.com/eclipse/lsp4mp/pull/457). - Unrecognized property mp.messaging.* when Channel annotation is used along with Multi. See [#451](https://github.com/eclipse/lsp4mp/pull/451). - fix: synchronized projectLabels + collect codeLens when project is loaded. See [#444](https://github.com/eclipse/lsp4mp/pull/444). ### Build - Update eclipse.jdt.ls to 1.39.0-SNAPSHOT. See [#454](https://github.com/eclipse/lsp4mp/pull/454). - Add About files to JDT extension bundles & Maven artifacts. See [#437](https://github.com/eclipse/lsp4mp/pull/437).