Added launch settings for VS Code

.gitignore

@@ -135,4 +135,5 @@ app.*.symbols
 !**/ios/**/default.perspectivev3
 !/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
 !/dev/ci/**/Gemfile.lock
-!.vscode/settings.json
+!.vscode/settings.json
+!.vscode/launch.json

.vscode/launch.json

@@ -0,0 +1,29 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "example (debug)",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "debug"
+        },
+        {
+            "name": "example (profile)",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "profile"
+        },
+        {
+            "name": "example (release)",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "release"
+        }
+    ]
+}