Using standard Haskell image

.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM ampersandtarski/ampersand-devcontainer:latest
+FROM hanjoosten/ampersand-devcontainer:latest
 
 ENV DEBIAN_FRONTEND=dialog
 

.devcontainer/DockerfileUpstream2

@@ -0,0 +1,23 @@
+FROM haskell:8.10
+
+ARG WDIR=/opt/Ampersand
+
+WORKDIR ${WDIR}
+
+RUN cabal update 
+
+# Add just the .cabal file to capture dependencies
+COPY ./ampersand.cabal ${WDIR}/ampersand.cabal
+
+# Docker will cache this command as a layer, freeing us up to
+# modify source code without re-installing dependencies
+# (unless the .cabal file changes!)
+RUN cabal build --only-dependencies -j4
+
+# Add and Install Application Code
+COPY . ${WDIR}
+RUN cabal install
+
+ENV DEBIAN_FRONTEND=dialog
+
+ENTRYPOINT ["/bin/bash"]

.gitignore

@@ -2,6 +2,7 @@ cabal.sandbox.config
 .cabal-sandbox
 .dist-buildwrapper
 /dist
+/dist-newstyle
 .idea
 .ampersand