fix(web): correct Add Provider form DTO field mapping (#623)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/web/src/lib/api/fleet-settings.test.ts

@@ -34,17 +34,25 @@ describe("createFleetProvider", (): void => {
     vi.mocked(client.apiPost).mockResolvedValueOnce({ id: "provider-1" } as never);
 
     await createFleetProvider({
-      name: "openai-main",
+      providerType: "openai",
       displayName: "OpenAI Main",
-      type: "openai",
-      apiKey: "sk-test",
+      config: {
+        endpoint: "https://api.openai.com/v1",
+        apiKey: "sk-test",
+        models: ["gpt-4.1-mini", "gpt-4o-mini"],
+      },
+      isEnabled: true,
     });
 
     expect(client.apiPost).toHaveBeenCalledWith("/api/fleet-settings/providers", {
-      name: "openai-main",
+      providerType: "openai",
       displayName: "OpenAI Main",
-      type: "openai",
-      apiKey: "sk-test",
+      config: {
+        endpoint: "https://api.openai.com/v1",
+        apiKey: "sk-test",
+        models: ["gpt-4.1-mini", "gpt-4o-mini"],
+      },
+      isEnabled: true,
     });
   });
 });