fix: publish alpha server releases as prereleases

scripts/publish-github-release.sh

@@ -62,12 +62,16 @@ fi
 if "$GH_BIN" release view "$VERSION" --repo "$REPOSITORY" >/dev/null 2>&1; then
   "$GH_BIN" release upload "$VERSION" "${ASSETS[@]}" --repo "$REPOSITORY" --clobber
 else
+  RELEASE_OPTIONS=(--generate-notes --verify-tag)
+  if [[ "$VERSION" == *-* ]]; then
+    RELEASE_OPTIONS+=(--prerelease)
+  else
+    RELEASE_OPTIONS+=(--latest)
+  fi
   "$GH_BIN" release create "$VERSION" "${ASSETS[@]}" \
     --repo "$REPOSITORY" \
     --title "Verstak Sync Server $VERSION" \
-    --generate-notes \
-    --latest \
-    --verify-tag
+    "${RELEASE_OPTIONS[@]}"
 fi
 
 echo "GitHub release:"

scripts/test-publish-github-release.sh

@@ -87,6 +87,11 @@ grep -Fqx "push:origin:refs/tags/$VERSION" "$LOG"
 grep -F "release create $VERSION" "$LOG" >/dev/null
 grep -F "$ASSET_NAME" "$LOG" >/dev/null
 grep -F "SHA256SUMS" "$LOG" >/dev/null
+grep -F -- "--prerelease" "$LOG" >/dev/null
+if grep -F -- "--latest" "$LOG" >/dev/null; then
+  echo "alpha release was incorrectly marked latest" >&2
+  exit 1
+fi
 if grep -F "$STALE_ASSET" "$LOG" >/dev/null; then
   echo "publisher uploaded an archive from a different release version" >&2
   exit 1