Fixed install process

install.yaml

@@ -1,15 +1,13 @@
 name: mkdocs
 
-pre_install_actions:
+project_files:
+  - docker-compose.mkdocs.yaml
+  - docs
+
+post_install_actions:
   - test -d ${DDEV_APPROOT}/docs || mkdir -p ${DDEV_APPROOT}/docs
   - test -d ${DDEV_APPROOT}/docs/docs || mkdir -p ${DDEV_APPROOT}/docs/docs
   - test -f ${DDEV_APPROOT}/docs/mkdocs.yml || cp docs/mkdocs.yml ${DDEV_APPROOT}/docs/mkdocs.yml
   - test -f ${DDEV_APPROOT}/docs/docs/index.md || echo "## Welcome to Mkdocs" > ${DDEV_APPROOT}/docs/docs/index.md
-
-project_files:
-- docker-compose.mkdocs.yaml
-- docs
-
-post_install_actions:
- - echo "Mkdocs install finished. Please restart ddev with 'ddev restart'"
+  - echo "Mkdocs install finished. Please restart ddev with 'ddev restart'"