Add example github URL to boilerplate README

app/labs/templates/labs/bootstrap/README.md

@@ -1,19 +1,20 @@
 # What to do next?
 
 1. Copy this Lab content folder to a public-facing Github repository.
-1. On GitHub, navigate to the root of your Lab content folder and copy the URL -
-   we will refer to this as `MY-GITHUB-URL`.
-1. View your Lab page in real time by visiting:
-   https://labs.usegalaxy.org.au/content_root=`MY-GITHUB-URL/base.yml`
-1. Update the content of the Lab by editing the files in your repository on Github.
-1. To view updated content, you must disable caching with an extra URL parameter:
-   https://labs.usegalaxy.org.au/content_root=`MY-GITHUB-URL/base.yml&cache=false`
-1. You can switch between different Galaxy server's versions of the page by
+2. On GitHub, navigate to the root of your Lab content folder and copy the URL -
+   we will refer to this as `MY-GITHUB-URL`. e.g.
+   https://github.com/mygithubuser/my-repo-name/blob/main/base.yml
+3. View your Lab page in real time by visiting:
+   https://labs.usegalaxy.org.au/?content_root=`MY-GITHUB-URL/base.yml`
+4. Update the content of the Lab by editing the files in your repository on Github.
+5. To view updated content, you must disable caching with an extra URL parameter:
+   https://labs.usegalaxy.org.au/?content_root=`MY-GITHUB-URL/base.yml&cache=false`
+6. You can switch between different Galaxy server's versions of the page by
    pointing to the server's YAML file e.g. `MY-GITHUB-URL/usegalaxy.eu.yml`.
-1. When writing HTML/Markdown Lab content, try to use the variables defined in
+7. When writing HTML/Markdown Lab content, try to use the variables defined in
    `base.yml` as much as possible, for example `Welcome to Galaxy Europe!`,
    should be written like `Welcome to Galaxy {{ site_name }}!`
-1. Any variables that you add to `base.yml` or `<server>.yml` can be referenced in
+8. Any variables that you add to `base.yml` or `<server>.yml` can be referenced in
    Markdown/HTML!
 
 For full docs on building a Lab page, go to https://labs.usegalaxy.org.au/.