update the website when a branch is pushed (#9)

TODO:

- [x] comment out the `git push` once the website has submodules merged in

Fixes: https://codeberg.org/forgejo/docs/issues/8

Additionally

* Upgrade to node:20
* Exclude the README.md when copying to the preview

* Allow forgejo-website to push to main on website

![image](/attachments/14f4f38f-fdb8-4ca7-9aee-d9b7e108d71e)

Preview: https://forgejo.codeberg.page/@docs_pull_9/
Reviewed-on: https://codeberg.org/forgejo/docs/pulls/9
Reviewed-by: Loïc Dachary <dachary@noreply.codeberg.org>
Co-authored-by: Earl Warren <contact@earl-warren.org>
Co-committed-by: Earl Warren <contact@earl-warren.org>

.forgejo/workflows/pr.yml

@@ -13,9 +13,8 @@ jobs:
       - name: get forgejo.org and move the docs
         run: |
           git clone --recursive --depth 1 https://codeberg.org/forgejo/website/ /tmp/website
-          rm -fr /tmp/website/forgejo-docs/${{ env.GITHUB_BASE_REF }}
-          mkdir -p /tmp/website/forgejo-docs/${{ env.GITHUB_BASE_REF }}
-          cp -a * /tmp/website/forgejo-docs/${{ env.GITHUB_BASE_REF }}
+          apt-get update -qq && apt-get install -qq -y rsync
+          rsync -av --delete ./ /tmp/website/forgejo-docs/${{ env.GITHUB_BASE_REF }}/
       - name: install
         run: |
           cd /tmp/website

.forgejo/workflows/push.yml

@@ -0,0 +1,28 @@
+name: push
+
+on:
+  push:
+    branches:
+      - 'next'
+      - 'v1.21'
+      - 'v1.20'
+      - 'v1.19'
+
+jobs:
+  publish:
+    runs-on: docker
+    steps:
+      - name: update the website submodules
+        if: ${{ secrets.WEBSITETOKEN != '' }}
+        run: |
+          git clone --recursive https://forgejo-website:${{ secrets.WEBSITETOKEN }}@codeberg.org/forgejo/website
+          cd website
+          git submodule update --remote
+          git config user.email "ci@forgejo.org" ; git config user.name "forgejo-website"
+          git add .
+          if git diff-index --quiet HEAD ; then
+            echo Nothing changed, not pushing
+          else
+            git commit -m 'publish' -a
+            git push
+          fi

README.md

@@ -11,13 +11,13 @@ Each time a new major version of Forgejo is released,
 a new branch will be created in this repo to document the stable release.
 
 Current release branches are as follows:
+
 - [`next`](https://codeberg.org/forgejo/docs/src/branch/next)
 - [`v1.20`](https://codeberg.org/forgejo/docs/src/branch/v1.20)
 - [`v1.19`](https://codeberg.org/forgejo/docs/src/branch/v1.19)
 
 Documentation content lives in the `docs` subfolder, and images in the `images` subfolder.
 
-
 ## Contributing
 
 ### Pull Requests
@@ -25,8 +25,8 @@ Documentation content lives in the `docs` subfolder, and images in the `images`
 PRs should usually be sent against the [`next`](https://codeberg.org/forgejo/docs/src/branch/next) branch.
 Sometimes it will be appropriate to send a PR against a specific release branch if the changes only affect that release.
 
-Most changes should either be sent as a *single commit per PR*, or should be squashed before merging.
-*Fast-forwarding is the preferred merge strategy.*
+Most changes should either be sent as a _single commit per PR_, or should be squashed before merging.
+_Fast-forwarding is the preferred merge strategy._
 Changes can then be backported (or if appropriate frontported) by cherry-picking.
 
 Rarely, it will make sense to create a feature branch containting a series of commits that will
@@ -46,7 +46,6 @@ Look at existing links for examples.
 
 Images should use relative URLs to the image files, which will be published at `https://forgejo.org/images/{{version}}/`.
 
-
 ## Code of Conduct
 
 All contributors are required to abide by the [Forgejo Code of Conduct](https://codeberg.org/forgejo/code-of-conduct).
@@ -54,7 +53,6 @@ All contributors are required to abide by the [Forgejo Code of Conduct](https://
 Feel free to reach out to the [moderation team](https://codeberg.org/forgejo/governance/src/branch/main/TEAMS.md#moderation)
 in case of any conflicts.
 
-
 ## License
 
 The documentation content originates from several different sources and each page has a different license.