Add setup helper script

.github/workflows/ci.yml

@@ -17,5 +17,5 @@ jobs:
       with:
         path: ~/.cache/pip
         key: pip-${{ hashFiles('requirements.txt') }}-${{ hashFiles('dev-requirements.txt') }}
-    - name: Install dependencies
-      run: pip install -r dev-requirements.txt
+    - name: Install
+      run: ./scripts/setup.sh

scripts/setup.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+export PATH=env/bin:${PATH}
+
+set -ex
+
+python3 -m venv env
+
+pip install -r requirements.txt
+
+if [ "$DEBUG" != "false" ];
+then
+  pip install -r dev-requirements.txt
+fi
+
+./manage.py collectstatic --noinput