diff --git a/config/pwa-manifest.test.ts b/config/pwa-manifest.test.ts
new file mode 100644
index 00000000..a509de14
--- /dev/null
+++ b/config/pwa-manifest.test.ts
@@ -0,0 +1,33 @@
+import { readFileSync, existsSync } from "node:fs";
+import path from "node:path";
+import { describe, expect, it } from "vitest";
+
+const root = path.resolve(__dirname, "..");
+const manifest = JSON.parse(readFileSync(path.join(root, "public/manifest.json"), "utf-8")) as {
+  name: string;
+  short_name: string;
+  theme_color: string;
+  icons: Array<{ src: string }>;
+};
+const indexHtml = readFileSync(path.join(root, "index.html"), "utf-8");
+
+describe("PWA install metadata", () => {
+  it("identifies the app as Sea Haven, not template branding", () => {
+    expect(manifest.name).toContain("Sea Haven");
+    expect(manifest.short_name).not.toBe("React App");
+    expect(manifest.name).not.toContain("Create React App");
+  });
+
+  it("uses the design-system theme color, matching index.html", () => {
+    expect(manifest.theme_color).toBe("#1c75bc");
+    expect(indexHtml).toContain(`<meta name="theme-color" content="${manifest.theme_color}" />`);
+  });
+
+  it("only references icon files that exist in public/", () => {
+    for (const icon of manifest.icons) {
+      expect(existsSync(path.join(root, "public", icon.src)), `missing public/${icon.src}`).toBe(
+        true,
+      );
+    }
+  });
+});
diff --git a/tsconfig.node.json b/tsconfig.node.json
index 3e43f464..5fc395e4 100644
--- a/tsconfig.node.json
+++ b/tsconfig.node.json
@@ -20,6 +20,7 @@
     "vite.config.ts",
     "vitest.config.ts",
     "config/api-url-contract.ts",
-    "config/api-url-contract.test.ts"
+    "config/api-url-contract.test.ts",
+    "config/pwa-manifest.test.ts"
   ]
 }