env: add Gitpod integration

Author: jwpjrdev

.gitpod.Dockerfile

@@ -0,0 +1,9 @@
+FROM gitpod/workspace-full-vnc
+
+RUN sudo apt-get install -y \
+    nasm \
+    cpio \
+    xorriso \
+    qemu-system-x86-64
+    
+RUN python3 -m install requests xbstrap && pip install --upgrade pip

.gitpod.yml

@@ -0,0 +1,12 @@
+image:
+  file: .gitpod.Dockerfile
+
+ports:
+# vnc
+- port: 6080
+  onOpen: open-preview
+
+tasks:
+# prebuilds will fail if the process never ends (i.e. because qemu was launched)
+# realistically, the build and run commands should be seperate
+- init: ./aero.py --test