fix: Cannot open file explorer from welcome view. (#771)

Signed-off-by: Sheng Chen <sheche@microsoft.com>

CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Fixed
 - Fix spelling mistake in welcome view. [PR#760](https://github.com/microsoft/vscode-java-dependency/pull/760), contributed by [@jeremyfiel](https://github.com/jeremyfiel)
+- Cannot open file explorer from welcome view. [#770](https://github.com/microsoft/vscode-java-dependency/issues/770)
 
 ## 0.22.0
 ### Added

package.json

@@ -39,7 +39,8 @@
     "workspaceContains:settings.gradle.kts",
     "workspaceContains:*/settings.gradle.kts",
     "workspaceContains:.classpath",
-    "workspaceContains:*/.classpath"
+    "workspaceContains:*/.classpath",
+    "onCommand:_java.project.open"
   ],
   "license": "MIT",
   "main": "./main.js",