DEVX-2: fix: make sync-wiki and vikunja depend on release

.gitea/workflows/post-merge.yml

@@ -7,10 +7,15 @@ name: Post-merge
 # Job dependency graph:
 #
 #   detect-type ──┬── release (skip if release commit)
-#                 ├── sync-wiki (skip if release commit)
 #                 ├── badges (ALWAYS runs — even on release commits)
-#                 ├── vikunja (skip if release commit)
-#                 └── configure-repo (skip if release commit)
+#                 ├── configure-repo (independent — skip if release commit)
+#                 ├── sync-wiki (needs release — skip if release commit/fails)
+#                 └── vikunja (needs release — skip if release commit/fails)
+#
+# sync-wiki and vikunja depend on release succeeding so that the wiki
+# and task tracker are only updated when the code is actually released.
+# If release fails, they are skipped to avoid leaving the wiki or
+# Vikunja in an inconsistent state with the codebase on master.
 #
 # The badges job depends on release so it picks up the latest version
 # number. It uses `if: always()` with no is-release condition so it
@@ -106,7 +111,7 @@ jobs:
             --commit "${{ github.sha }}"
 
   sync-wiki:
-    needs: [detect-type]
+    needs: [detect-type, release]
     if: needs.detect-type.outputs.is-release == 'false'
     runs-on: docker
     timeout-minutes: 10
@@ -173,7 +178,7 @@ jobs:
             --commit "${{ github.sha }}"
 
   vikunja:
-    needs: [detect-type]
+    needs: [detect-type, release]
     if: needs.detect-type.outputs.is-release == 'false'
     runs-on: docker
     timeout-minutes: 10