Update default PR template

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

.github/pull_request_template.md

@@ -1,4 +1,4 @@
-<!--- Provide a general summary of your changes in the Title above -->
+<!-- Provide a general summary of your changes in the Title above ^^^ -->
 
 ## Description
 <!--- Describe your changes in detail -->
@@ -18,10 +18,18 @@
 - [ ] New feature (non-breaking change which adds functionality)
 - [ ] Breaking change (fix or feature that would cause existing functionality to change)
 
-## Checklist:
+## Checklist
 <!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
 <!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->
-- [ ] My code follows the code style of this project.
-- [ ] My change requires a change to the documentation.
-- [ ] I have updated the documentation accordingly.
-- [ ] I have read the **CONTRIBUTING** document.
+
+- [ ] I have read the [contribution guide](https://geek-cookbook.funkypenguin.co.nz/community/contribute/#contributing-recipes)
+- [ ] The format of my changes matches that of other recipes (*ideally it was copied from [template](/manuscript/recipes/template.md)*)
+- [ ] I've added at least one footnote to my recipe (*Chef's Notes*)
+<!-- 
+delete these next checks if not adding a new recipe 
+-->
+- [ ] I've updated the navigation in `mkdocs.yaml` in alphabetical order
+- [ ] I've updated `CHANGELOG.md` in reverse chronological order order
+- [ ] I'm using the [oldest-possible version](https://docs.docker.com/compose/compose-file/compose-versioning/#version-3) of Docker-compose syntax for the feature my recipe needs
+- [ ] If traefik integration is required, I've included both v1 and v2 labels (*see [template](/manuscript/recipes/template.md)*)
+- [ ] If a recipe-specific overlay network is required, I've used a unique subnet and recorded it in [networks.md](manuscript/reference/networks.md)