Launch API Server.

.vscode/launch.json

+{
+    // 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": "Start Engine API",
+            "type": "python",
+            "request": "launch",
+            "stopOnEntry": false,
+            // "cwd": "${workspaceRoot}",
+            "program": "${workspaceRoot}/engine-api.py",
+            "env": {
+                "FLASK_APP": "${workspaceRoot}/src/engine-api.py",
+                "FLASK_ENV": "development"
+            }
+            // "args": [
+            //     "-m"
+            // ]
+        }
+    ]
+}
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