feat: play button, last played, loan lend/return on item page

server/test/loans.test.ts

@@ -56,6 +56,22 @@ describe('loans', () => {
     await app.close()
   })
 
+  it('detail route reports the active loan, null before lending', async () => {
+    const { app, cookie, itemId } = await appWithItem()
+    const before = await app.inject({ method: 'GET', url: `/api/collection/${itemId}`, ...auth(cookie) })
+    expect(before.json().loan).toBeNull()
+
+    await app.inject({
+      method: 'POST',
+      url: `/api/collection/${itemId}/loan`,
+      ...auth(cookie),
+      payload: { borrower: 'Bob' },
+    })
+    const after = await app.inject({ method: 'GET', url: `/api/collection/${itemId}`, ...auth(cookie) })
+    expect(after.json().loan).toMatchObject({ borrower: 'Bob' })
+    await app.close()
+  })
+
   it('validates borrower and ownership', async () => {
     const { app, cookie, itemId } = await appWithItem()
     const empty = await app.inject({