Add dev container (#1822)

* starting

* Add post create script

* Fixing up scripts

* Clean up dockerfile

.devcontainer/post-create-script.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+
+# Install Azure Functions Core Tools 4
+# Source: https://docs.microsoft.com/en-us/azure/azure-functions/functions-run-local?tabs=v4%2Clinux%2Ccsharp%2Cportal%2Cbash
+echo "Installing Azure Functions Core Tools 4 ..."
+cd /tmp
+curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.gpg
+sudo mv microsoft.gpg /etc/apt/trusted.gpg.d/microsoft.gpg
+sudo sh -c 'echo "deb [arch=amd64] https://packages.microsoft.com/repos/microsoft-ubuntu-$(lsb_release -cs)-prod $(lsb_release -cs) main" > /etc/apt/sources.list.d/dotnetdev.list'
+sudo apt-get update
+sudo apt-get install azure-functions-core-tools-4
+
+# Install azcopy
+echo "Installing azcopy ..."
+cd /tmp
+wget https://aka.ms/downloadazcopy-v10-linux
+tar -xvf downloadazcopy-v10-linux
+sudo cp ./azcopy_linux_amd64_*/azcopy /usr/bin/
+
+# Restore rust dependencies
+echo "Restoring rust dependencies"
+cd /workspaces/onefuzz/src/agent
+cargo fetch
+
+# Restore dotnet dependencies
+echo "Restore dotnet dependencies"
+cd /workspaces/onefuzz/src/ApiService
+dotnet restore
+
+sudo apt-get install direnv
+
+echo "Setting up venv"
+cd /workspaces/onefuzz/src
+python -m venv venv
+. ./venv/bin/activate
+
+echo "Installing pytypes"
+cd /workspaces/onefuzz/src/pytypes
+echo "layout python3" >> .envrc
+direnv allow
+pip install -e .
+
+echo "Installing cli"
+cd /workspaces/onefuzz/src/cli
+echo "layout python3" >> .envrc
+direnv allow
+pip install -e .
+
+echo "Install api-service"
+cd /workspaces/onefuzz/src/api-service
+echo "layout python3" >> .envrc
+direnv allow
+pip install -r requirements-dev.txt
+cd __app__
+pip install -r requirements.txt