chore: frontend testing setup (#1739)

* add vitest

* initialize lib w/ tests

* move to dev dep

* run tests in CI

* update file names

* move api folder to lib

* move api and api types to same folder

* update generator outpath

* rm husky

* i guess i _did_ need those types

* reorg types

* extract validators into testable components

* (WIP) start composable testing

* fix import type

* fix linter complaint

* simplify icon type def

* fix linter errors (maybe?)

* rename client file for sorting

frontend/lib/api/base/routes.test.ts

@@ -0,0 +1,24 @@
+import { describe, expect, it } from "vitest";
+import { route } from ".";
+
+describe("UrlBuilder", () => {
+  it("basic query parameter", () => {
+    const result = route("/test", { a: "b" });
+    expect(result).toBe("/api/test?a=b");
+  });
+
+  it("multiple query parameters", () => {
+    const result = route("/test", { a: "b", c: "d" });
+    expect(result).toBe("/api/test?a=b&c=d");
+  });
+
+  it("no query parameters", () => {
+    const result = route("/test");
+    expect(result).toBe("/api/test");
+  });
+
+  it("list-like query parameters", () => {
+    const result = route("/test", { a: ["b", "c"] });
+    expect(result).toBe("/api/test?a=b&a=c");
+  });
+});