feat(android): back up WhatsApp's own chat backups, and its media if asked

A WhatsApp section takes WhatsApp's folder through the picker, sends its
encrypted Databases and Backups (not the dated copies of earlier weeks) into
<folder>/<account>-whatsapp, and names the restore set in the manifest.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/packages/meshbay-hub/tests/harness/photo_sync_probe.py b/packages/meshbay-hub/tests/harness/photo_sync_probe.py
index 2a75749..3fcce8a 100644
--- a/packages/meshbay-hub/tests/harness/photo_sync_probe.py
+++ b/packages/meshbay-hub/tests/harness/photo_sync_probe.py
@@ -118,6 +118,17 @@ window.meshbay = {
     sent: async () => true, completed: async () => ({}), failed: async () => true,
     keepAlive: async () => true,
   },
+  whatsappSync: {
+    status: async () => ({
+      on: MODE === 'configured', unmetered: true, destination: dest, options: { media: false },
+      dir: dest && '__FOLDER__/bob-whatsapp', sent: 4, lastCompleted: Date.now(), failure: null,
+      folders: [{ id: 'wa', name: 'WhatsApp' }],
+    }),
+    chooseFolder: async () => ({}), forgetFolder: async () => ({}), configure: async () => ({}),
+    plan: async () => ({ items: [] }), sent: async () => true, manifest: async () => ({ item: null }),
+    manifestSent: async () => true, completed: async () => ({}), failed: async () => true,
+    keepAlive: async () => true,
+  },
   messageSync: {
     status: async () => ({
       permission: 'granted', on: MODE === 'configured', destination: dest,
@@ -177,7 +188,7 @@ setTimeout(() => {
       .map((e) => `${e.tagName}.${e.className} ${Math.round(e.getBoundingClientRect().right)}`);
     out[f.id] = {
       vw, scrollW: d.documentElement.scrollWidth, wide: wide.slice(0, 6),
-      text: d.querySelector('#root').innerText.slice(0, 3000),
+      text: d.querySelector('#root').innerText.slice(0, 8000),
       err: d.documentElement.dataset.err || '',
       checked: [...d.querySelectorAll('#root input:checked')]
         .map((i) => i.closest('label').innerText.split('\\n')[0]),