env: add devcontainer

Author: jwpjrdev

.devcontainer/devcontainer.json

@@ -0,0 +1,11 @@
+{
+	"name": "Gitpod Dockerfile",
+	"context": "..",
+	"dockerFile": "../.gitpod.Dockerfile",
+	// VNC
+	"forwardPorts": [6080],
+	"postCreateCommand": "../aero.py --no-run",
+	"postStartCommand": "./aero.py --only-run --memory 20G",
+	// Uncomment when using a ptrace-based debugger like C++, Go, and Rust
+	"runArgs": [ "--cap-add=SYS_PTRACE", "--security-opt", "seccomp=unconfined" ]
+}