Add `disk-usage.sh` script for testing

scripts/features/2193-migrate-attachments-on-startup/disk-usage.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+ROOT=$1
+
+if [[ "$1" == "" ]]; then
+    echo "Usage: $(basename "$0") <signal-profile-path>"
+    exit 1
+fi
+
+while true
+do
+    echo -n "$(date -u +"%Y-%m-%dT%H:%M:%SZ    ")"
+    du -sm "$ROOT/attachments.noindex"
+
+    echo -n "$(date -u +"%Y-%m-%dT%H:%M:%SZ    ")"
+    du -sm "$ROOT/IndexedDB"
+
+    sleep 1
+done