chore: bump version [skip ci]

Lets consumers pin actions to @v1 instead of an exact vX.Y.Z, so they
pick up fixes automatically without per-repo version bumps.

.gitea/workflows/publish.yaml

@@ -24,6 +24,9 @@ jobs:
           git add VERSION
           git diff --cached --quiet || git commit -m "chore: bump version [skip ci]"
           version=$(cat VERSION)
+          major="${version%%.*}"
           git tag "v${version}"
+          git tag -f "v${major}"
           git push
-          git push --tags
+          git push origin "refs/tags/v${version}"
+          git push --force origin "refs/tags/v${major}"

VERSION

@@ -1 +1 @@
-1.17.0
+1.18.0