🚀 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/validation/validation_test.go

@@ -0,0 +1,35 @@
+package validation
+
+import "testing"
+
+func TestAbsoluteHTTP(t *testing.T) {
+	tests := []struct {
+		name    string
+		raw     string
+		wantErr bool
+	}{
+		{"http", "http://localhost:3000", false},
+		{"https", "https://example.com", false},
+		{"relative", "/pihole", true},
+		{"ftp", "ftp://example.com", true},
+		{"missing host", "https://", true},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			_, err := AbsoluteHTTP(tt.raw, "url")
+			if (err != nil) != tt.wantErr {
+				t.Fatalf("AbsoluteHTTP() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func TestName(t *testing.T) {
+	if got, err := Name("  Pi-hole  "); err != nil || got != "Pi-hole" {
+		t.Fatalf("Name() = %q, %v", got, err)
+	}
+	if _, err := Name(""); err == nil {
+		t.Fatal("Name() accepted empty value")
+	}
+}