fix(onboarding): address PR review feedback on docker label discovery

Fix app-only continue flow, handle stale label sync, per-layout yOffset,
blank label normalization, updatedAt on source upsert, docs link, and
forceDisableStatus for ping-enabled apps.

apps/docs/docs/integrations/docker-labels/index.mdx

@@ -31,7 +31,7 @@ Homarr can read `homarr.*` labels on your containers to pre-populate apps during
 
 ## Homepage fallback
 
-When `homarr.name` is absent, Homarr reads `homepage.name`, `homepage.group`, and `homepage.href` if homepage label reading is enabled (default: on).
+When `homarr.name` is absent, Homarr reads `homepage.name`, `homepage.group`, `homepage.href`, `homepage.icon`, and `homepage.description` if homepage label reading is enabled (default: on).
 
 ## Example
 

apps/docs/docs/integrations/docker/index.mdx

@@ -93,7 +93,7 @@ They are then available in the app list and can be used as normally added apps.
 
 ### Configuration
 
-Homarr supports Docker labels for automatic app discovery during onboarding. See [Docker labels](./docker-labels/index.mdx) for the full reference.
+Homarr supports Docker labels for automatic app discovery during onboarding. See [Docker labels](../docker-labels/index.mdx) for the full reference.
 
 Currently Homarr supports one label for hiding containers:
 

apps/nextjs/src/app/[locale]/init/_steps/integrations/init-integrations.tsx

@@ -159,14 +159,21 @@ export const InitIntegrations = () => {
       const imageApps = selectedApps.filter((app) => app.source !== "label");
 
       if (labelApps.length > 0) {
-        const labelAppsWithHost = labelApps.filter((app): app is typeof app & { host: string } => Boolean(app.host));
+        const labelAppsWithHost = labelApps.filter((app): app is (typeof app & { host: string }) => Boolean(app.host));
+        const missingHostCount = labelApps.length - labelAppsWithHost.length;
+        if (missingHostCount > 0) {
+          throw new Error("Some selected Docker label apps are missing host metadata");
+        }
         if (labelAppsWithHost.length > 0) {
-          await syncLabelApps(
+          const syncResult = await syncLabelApps(
             labelAppsWithHost.map((app) => ({
               containerId: app.containerId,
               host: app.host,
             })),
           );
+          if (syncResult.notFound > 0) {
+            throw new Error("Some selected Docker label apps were not found");
+          }
         }
       }
 
@@ -384,7 +391,13 @@ export const InitIntegrations = () => {
             {t("action.skip")}
           </Button>
           <Button
-            onClick={handleContinueToConfig}
+            onClick={() => {
+              if (selectedKinds.length === 0) {
+                void finishSetupAsync();
+                return;
+              }
+              handleContinueToConfig();
+            }}
             disabled={(selectedKinds.length === 0 && selectedAppCount === 0) || undefined}
             rightSection={<IconArrowRight size={16} stroke={1.5} />}
             suppressHydrationWarning

packages/definitions/src/docs/homarr-docs-sitemap.ts

@@ -175,6 +175,7 @@ export type HomarrDocumentationPath =
   | "/docs/integrations/deluge"
   | "/docs/integrations/docker-hub"
   | "/docs/integrations/docker"
+  | "/docs/integrations/docker-labels"
   | "/docs/integrations/emby"
   | "/docs/integrations/github-containerregistry"
   | "/docs/integrations/github"

packages/docker/src/discovery/parse-container-labels.ts

@@ -34,7 +34,13 @@ const homepageLabelKeys = {
 const integrationKindSet = new Set<string>(integrationKinds);
 const widgetKindSet = new Set<string>(widgetKinds);
 
-const readLabel = (labels: Record<string, string>, key: string) => labels[key]?.trim();
+const readLabel = (labels: Record<string, string>, key: string) => {
+  const value = labels[key]?.trim();
+  if (!value) {
+    return undefined;
+  }
+  return value;
+};
 
 const resolveLabelValue = (
   labels: Record<string, string>,

packages/docker/src/discovery/sync-discovered-services.ts

@@ -133,21 +133,20 @@ export const syncDiscoveredServicesAsync = async (
 
     if (!existingItem) {
       const newItemId = createId();
-      const yOffset = getNextItemYOffset(
-        board,
-        categorySection.id,
-        firstLayout.id,
-        itemYOffsetBySection,
-        pendingItemLayouts,
-        itemHeight,
-      );
 
       const newItemLayouts = board.layouts.map((layout) => ({
         itemId: newItemId,
         sectionId: categorySection.id,
         layoutId: layout.id,
         xOffset: 0,
-        yOffset,
+        yOffset: getNextItemYOffset(
+          board,
+          categorySection.id,
+          layout.id,
+          itemYOffsetBySection,
+          pendingItemLayouts,
+          itemHeight,
+        ),
         width: itemWidth,
         height: itemHeight,
       }));
@@ -232,7 +231,13 @@ export const syncDiscoveredServicesAsync = async (
         if (existing) {
           await innerDb
             .update(table)
-            .set({ appId: source.appId, boardId: source.boardId, itemId: source.itemId, externalId: source.externalId })
+            .set({
+              appId: source.appId,
+              boardId: source.boardId,
+              itemId: source.itemId,
+              externalId: source.externalId,
+              updatedAt: new Date(),
+            })
             .where(and(eq(dockerAppSources.host, source.host), eq(dockerAppSources.containerId, source.containerId)));
         } else {
           await innerDb.insert(table).values(source as never);
@@ -254,7 +259,13 @@ export const syncDiscoveredServicesAsync = async (
         } catch {
           innerDb
             .update(dockerAppSources)
-            .set({ appId: source.appId, boardId: source.boardId, itemId: source.itemId, externalId: source.externalId })
+            .set({
+              appId: source.appId,
+              boardId: source.boardId,
+              itemId: source.itemId,
+              externalId: source.externalId,
+              updatedAt: new Date(),
+            })
             .where(and(eq(dockerAppSources.host, source.host), eq(dockerAppSources.containerId, source.containerId)))
             .run();
         }
@@ -338,9 +349,9 @@ const buildAppItemOptions = (
   showTitle: true,
   descriptionDisplayMode: "hidden",
   layout: "column",
-  pingEnabled: service.pingUrl
-    ? true
-    : !(options.forceDisableStatus ?? false) && (options.enableStatusByDefault ?? true),
+  pingEnabled:
+    !(options.forceDisableStatus ?? false) &&
+    (Boolean(service.pingUrl) || (options.enableStatusByDefault ?? true)),
 });
 
 const findOrCreateCategorySection = (