Add install gradle task

Signed-off-by: Ben Sherman <[email protected]>

README.md

@@ -29,7 +29,13 @@ Build the extension:
 ./gradlew build
 ```
 
-You can press `F5` to launch a new VS Code window with the extension loaded. Alternatively, you can execute "Extension: Install from VSIX..." from the command pallete to install the extension into your environment (reload required).
+From VS Code, you can press `F5` to launch a new VS Code window with the extension loaded.
+
+Alternatively, you can install the extension into your environment (reload required):
+
+```bash
+./gradlew install
+```
 
 ## Publishing 
 

build.gradle

@@ -46,9 +46,13 @@ task vsce(type: Exec, dependsOn: [copyJar, copyLocal, webpack]) {
     vsce += ".cmd"
   }
   workingDir "$buildDir"
-  commandLine "$vsce", "package"
+  commandLine "$vsce", "package", "-o", "$buildDir/nextflow.vsix"
 }
 
 task build {
   dependsOn vsce
 }
+
+task install(type: Exec, dependsOn: [build]) {
+  commandLine "code", "--install-extension", "$buildDir/nextflow.vsix"
+}