feat: expand assistant providers and polish experience

packages/api/src/test/assistant-providers.spec.ts

@@ -0,0 +1,24 @@
+import { describe, expect, test } from "vitest";
+
+import { assistantProviderIds, assistantProviderPresets, assistantProviderRequiresApiKey } from "@homarr/definitions";
+
+describe("assistant provider presets", () => {
+  test("defines one complete preset for every provider", () => {
+    expect(Object.keys(assistantProviderPresets)).toEqual(assistantProviderIds);
+    expect(new Set(assistantProviderIds).size).toBe(assistantProviderIds.length);
+  });
+
+  test.each(assistantProviderIds.filter((provider) => provider !== "custom"))(
+    "%s has a valid default endpoint",
+    (provider) => {
+      expect(() => new URL(assistantProviderPresets[provider].baseUrl)).not.toThrow();
+      expect(assistantProviderPresets[provider].modelDiscoveryPath).toMatch(/^\/[^/]/);
+    },
+  );
+
+  test("requires credentials for hosted providers but not local or custom endpoints", () => {
+    for (const provider of assistantProviderIds) {
+      expect(assistantProviderRequiresApiKey(provider)).toBe(assistantProviderPresets[provider].category === "hosted");
+    }
+  });
+});