chore: add launch file and test.bf file

.vscode/launch.json

@@ -0,0 +1,16 @@
+{
+    // 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": "Python: Run Dopey",
+            "type": "python",
+            "request": "launch",
+            "program": "dopey.py",
+            "args": ["./test.bf"],
+            "console": "integratedTerminal"
+        }
+    ]
+}

test.bf

@@ -0,0 +1 @@
+,>,>,>,>,<<<<.>.>.>.>.