Add initial setup commands to post-create-command.sh

.devcontainer/post-create-command.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Add user's fork as a remote
+GIT_USER=$(git config user.name)
+git remote add fork https://github.com/${GIT_USER}/flask
+
+# Create and activate a virtualenv
+python3 -m venv .venv
+. .venv/bin/activate
+
+# Upgrade pip and setuptools
+python -m pip install --upgrade pip setuptools
+
+# Install the development dependencies, then install Flask in editable mode
+pip install -r requirements/dev.txt && pip install -e .
+
+# Install pre-commit hooks
+pre-commit install
+
+# Install coverage
+pip install coverage