diff --git a/.forgejo/cascading-docs b/.forgejo/cascading-docs
index 7bc4103..63a5bd9 100755
--- a/.forgejo/cascading-docs
+++ b/.forgejo/cascading-docs
@@ -14,7 +14,7 @@ fi
 
 cd $docs/docs/user
 
-if ! test -f actions-contexts/version.txt || test "$VERSION" != $(cat actions-contexts/version.txt) ; then
+if test "$FORCE_VERSION" = "$VERSION" || ! test -f actions-contexts/version.txt || test "$VERSION" != $(cat actions-contexts/version.txt) ; then
    rm -fr actions-contexts
    mkdir actions-contexts
    echo "$VERSION" > actions-contexts/version.txt
diff --git a/.forgejo/workflows/actions.yml b/.forgejo/workflows/actions.yml
index e2d70b2..a4f27a9 100644
--- a/.forgejo/workflows/actions.yml
+++ b/.forgejo/workflows/actions.yml
@@ -8,6 +8,9 @@
 #   forgejo-cascading-pr (https://codeberg.org/forgejo-cascading-pr)
 # secrets.CASCADE_DOCS_DESTINATION_TOKEN
 #   https://codeberg.org/forgejo-cascading-pr scope write:issue, write:repository, read:user
+# vars.CASCADE_DOCS_FORCE_VERSION
+#   replace the generated documentation for a given version even if it has already
+#   been generated (e.g. v1.22.0-test)
 #
 
 on:
@@ -75,4 +78,5 @@ jobs:
           prefix: ${{ env.GITHUB_REPOSITORY }}-${{ matrix.info.version }}
           update: .forgejo/cascading-docs
         env:
+          FORCE_VERSION: "${{ vars.CASCADE_DOCS_FORCE_VERSION }}"
           VERSION: "${{ steps.run.outputs.full_version }}"
diff --git a/README.md b/README.md
index f85ed11..77f5eb7 100644
--- a/README.md
+++ b/README.md
@@ -28,24 +28,25 @@ export PATH=$(pwd)/setup-forgejo:$PATH
 git clone https://code.forgejo.org/forgejo/end-to-end
 cd end-to-end
 export DIR=/tmp/end-to-end
+sudo rm -fr /srv/example ; sudo mkdir /srv/example ; sudo chown -R $USER /srv/example
 ```
 
 Run one example
 
 ```sh
-actions/run.sh https://codeberg.org/forgejo-experimental/forgejo/releases/download/v1.22.0-test/forgejo-1.22.0-test-linux-amd64 v1_22 cron # runs actions/example-cron
+actions/run.sh https://codeberg.org/forgejo-experimental/forgejo/releases/download/v1.22.0-test/forgejo-1.22.0-test-linux-amd64 v1.22.0-test v1_22 cron # runs actions/example-cron
 ```
 
 Cleanup
 
 ```sh
-actions/run.sh https://codeberg.org/forgejo-experimental/forgejo/releases/download/v1.22.0-test/forgejo-1.22.0-test-linux-amd64 v1_22 none
+actions/run.sh https://codeberg.org/forgejo-experimental/forgejo/releases/download/v1.22.0-test/forgejo-1.22.0-test-linux-amd64 v1.22.0-test v1_22 none
 ```
 
 Run all examples for v1_22
 
 ```sh
-actions/run.sh https://codeberg.org/forgejo-experimental/forgejo/releases/download/v1.22.0-test/forgejo-1.22.0-test-linux-amd64 v1_22
+actions/run.sh https://codeberg.org/forgejo-experimental/forgejo/releases/download/v1.22.0-test/forgejo-1.22.0-test-linux-amd64 v1.22.0-test v1_22
 ```
 
 ### Remote testing
diff --git a/actions/example-tag/.forgejo/workflows/test.yml b/actions/example-tag/.forgejo/workflows/test.yml
new file mode 100644
index 0000000..c7e1357
--- /dev/null
+++ b/actions/example-tag/.forgejo/workflows/test.yml
@@ -0,0 +1,21 @@
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  test:
+    runs-on: docker
+    container:
+      image: code.forgejo.org/oci/node:20-bookworm
+      volumes:
+        - /srv/example:/srv/example
+    steps:
+
+      - name: save event
+        run: |
+          d=/srv/example/tag/contexts/$GITHUB_EVENT_NAME
+          mkdir -p $d
+          cat > $d/github <<'EOF'
+          ${{ toJSON(github) }}
+          EOF
diff --git a/actions/example-tag/run.sh b/actions/example-tag/run.sh
new file mode 100755
index 0000000..001c303
--- /dev/null
+++ b/actions/example-tag/run.sh
@@ -0,0 +1,19 @@
+export d=/srv/example/tag
+
+function main() {
+    mkdir -p $d
+
+    local repo=root/example-$example
+
+    forgejo-test-helper.sh push_workflow actions/example-$example $url root example-$example setup-forgejo $token
+    local sha=$(forgejo-test-helper.sh branch_tip $url $repo main)
+
+    local api=$url/api/v1
+    forgejo-curl.sh api_json --data-raw '{"tag_name":"v1.1","target":"'$sha'"}' $api/repos/$repo/tags
+
+    forgejo-test-helper.sh wait_success $url $repo $sha
+
+    test -f /srv/example/tag/contexts/push/github
+}
+
+main
diff --git a/actions/run.sh b/actions/run.sh
index 84d7707..b40cc68 100755
--- a/actions/run.sh
+++ b/actions/run.sh
@@ -35,7 +35,7 @@ function examples_v1_20() {
 
 function examples_v1_21() {
     # keep "cron" last otherwise it will linger and pollute the following runs
-    echo 'echo push push-cancel artifacts service checkout pull-request container expression local-action context docker-action if if-fail cron'
+    echo 'echo push tag push-cancel artifacts service checkout pull-request container expression local-action context docker-action if if-fail cron'
 }
 
 function examples_v1_22() {