fix: isolate Today summary drafts by account

tests/test_today_summary.py

@@ -153,3 +153,21 @@ summary.begin([{{
 process.stdout.write(JSON.stringify({{text:summary.text()}}));
 """
     assert run_node(script)["text"] == "Today\n- Ship mobile capture"
+
+
+def test_summary_draft_is_not_visible_after_the_confirmed_account_changes():
+    script = f"""
+const createSummary = require({json.dumps(str(TODAY_SUMMARY))});
+const values = new Map();
+const storage = {{
+  getItem:key => values.has(key) ? values.get(key) : null,
+  setItem:(key,value) => values.set(key,value),
+  removeItem:key => values.delete(key),
+}};
+let login='timmy';
+const summary=createSummary({{storage,getLogin:()=>login}});
+summary.begin([{{identity:'issue:acme/mobile:41:',title:'Private work',actual_minutes:42}}], []);
+login='alexander';
+process.stdout.write(JSON.stringify({{snapshot:summary.snapshot(),text:summary.text()}}));
+"""
+    assert run_node(script) == {"snapshot": None, "text": ""}