Replace hard-coded test passwords with crypto.randomUUID() (S2068)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/stores/acctMgmt.test.js

@@ -93,7 +93,8 @@ describe("acctMgmtStore", () => {
   describe("createNewAccount", () => {
     it("posts to /api/users and sets flag on success", async () => {
       mockPost.mockResolvedValue({ status: 200 });
-      const user = { username: "newuser", password: "pass" };
+      const randomPassword = crypto.randomUUID();
+      const user = { username: "newuser", password: randomPassword };
 
       await store.createNewAccount(user);
 
@@ -135,9 +136,10 @@ describe("acctMgmtStore", () => {
   describe("editAccount", () => {
     it("puts edited data", async () => {
       mockPut.mockResolvedValue({ status: 200 });
+      const randomPassword = crypto.randomUUID();
       const detail = {
         username: "alice",
-        password: "newpw",
+        password: randomPassword,
         name: "Alice",
         is_active: true,
       };
@@ -146,7 +148,7 @@ describe("acctMgmtStore", () => {
 
       expect(mockPut).toHaveBeenCalledWith(
         "/api/users/alice",
-        expect.objectContaining({ password: "newpw" }),
+        expect.objectContaining({ password: randomPassword }),
       );
       expect(result).toBe(true);
     });