fix hello world example: FUCK everything is json

hello_world/.vscode/launch.json

@@ -0,0 +1,20 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Cargo Run",
+            "cargo": {
+                "args": [
+                    "run",
+                    "--bin",
+                    "${workspaceFolderBasename}" 
+                ]
+            },
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "preLaunchTask": "Cargo Build"
+        }
+    ]
+}

hello_world/.vscode/tasks.json

@@ -0,0 +1,17 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "Cargo Build",
+            "type": "shell",
+            "command": "cargo build",
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "problemMatcher": [
+                "$rustc"
+            ]
+        }
+    ]
+}

hello_world/src/main.rs

@@ -1,3 +1,3 @@
 fn main() {
-    println!("Hello, world!");
+    println!("[\"Hello, world!\"]");
 }