fix: address image picker review

packages/common/src/test/string.spec.ts

@@ -1,6 +1,6 @@
 import { describe, expect, test } from "vitest";
 
-import { bestMatch, capitalize } from "../string";
+import { bestMatch, capitalize, getImageMatchRank, normalizeImageName } from "../string";
 
 const capitalizeTestCases = [
   ["hello", "Hello"],
@@ -54,3 +54,23 @@ describe("bestMatch should find the best match in an array of options", () => {
     expect(result).toBeNull();
   });
 });
+
+describe("image name matching", () => {
+  test.each([
+    ["home-assistant.svg", "home assistant"],
+    ["https://example.com/Home_Assistant.PNG?v=1", "home assistant"],
+    ["jelly.fin.webp", "jelly fin"],
+    ["Caf\u00e9.svg", "cafe"],
+  ])("normalizes %s", (value, expected) => {
+    expect(normalizeImageName(value)).toBe(expected);
+  });
+
+  test.each([
+    ["homeassistant", "home-assistant.svg", 1],
+    ["home assistant", "home_assistant.png", 0],
+    ["home assistant", "Home Assistant.webp", 0],
+    ["home assistant", "unrelated.svg", null],
+  ])("ranks %s against %s", (search, candidate, expected) => {
+    expect(getImageMatchRank(normalizeImageName(search), candidate)).toBe(expected);
+  });
+});