🚀 Dash - Homelab Dashboard

A clean, customizable homelab dashboard inspired by CasaOS.

Features:
- Empty-first dashboard (no demo data)
- 3 themes: Light, Dark, CasaOS glassmorphism
- Widgets: Clock (multi-timezone), Pi-hole, Memos, Immich, Image
- Drag & drop app organization
- Grid + list view for apps
- Groups with collapse/expand
- Proper widget refresh handling
- Visual timezone picker
- Square app cards with hover effects

Stack: Go + Gin + PostgreSQL + Next.js 15 + React 19 + Tailwind CSS + shadcn/ui

backend/internal/widgets/widgets_test.go

@@ -0,0 +1,46 @@
+package widgets
+
+import (
+	"encoding/json"
+	"testing"
+)
+
+func TestNormalizePiHoleClassicSummary(t *testing.T) {
+	got, err := normalizePiHole(map[string]any{
+		"ads_blocked_today":    float64(25),
+		"dns_queries_today":    float64(100),
+		"ads_percentage_today": float64(25),
+		"status":               "enabled",
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	var payload map[string]any
+	if err := json.Unmarshal(got, &payload); err != nil {
+		t.Fatal(err)
+	}
+	if payload["blockedCount"] != float64(25) || payload["queryCount"] != float64(100) {
+		t.Fatalf("unexpected payload: %v", payload)
+	}
+}
+
+func TestNormalizePiHoleV6Summary(t *testing.T) {
+	got, err := normalizePiHole(map[string]any{
+		"queries": map[string]any{
+			"blocked":         float64(30),
+			"total":           float64(120),
+			"percent_blocked": float64(25),
+		},
+		"status": "enabled",
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	var payload map[string]any
+	if err := json.Unmarshal(got, &payload); err != nil {
+		t.Fatal(err)
+	}
+	if payload["percentBlocked"] != float64(25) {
+		t.Fatalf("unexpected payload: %v", payload)
+	}
+}