feat(todo): a project as a table on wide windows (ADR 0033, D36)

Task, date, deadline, priority and labels in columns under a heading that
stays. A phone isn't offered it and shows a project kept as one as a list.

Whats-New: Table: on a wide window a project can show its tasks in columns, through Display.
Whats-New-De: Tabelle: In einem breiten Fenster zeigt ein Projekt seine Aufgaben in Spalten, über Anzeige.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Signed-off-by: Tizian 「ティツィアーン」 <raisondetredev@pm.me>

docs/adr/0033-halkyon-todo.md

@@ -725,6 +725,8 @@ The developer's review of 4 Nov 2026, again beside Todoist's screens.
 
 **D36. What of Todoist's Pro stays out** (the developer's, 6 Nov 2026). Calendar sync: not yet. Themes: irrelevant to them. Backups: later. Karma: stays out (D8). What's left, decided the same day and built after D35: a table layout, on wide windows alone (columns Task, Date, Deadline, Priority, Labels), falling back to the list on a phone; comments, plain text with links, edited and deleted, no attachments or reactions yet, Markdown later without changing their data; a goal a day and a week with streaks, charts, days off and vacation mode, a quiet card once a day on reaching it, nothing to share; history as the completed tasks alone, no event log.
 
+The table's rows aren't dragged and its columns aren't chosen: the list is where tasks are placed by hand, and the Display's grouping, sorting and filters apply to it as to the list. Below 720 pixels of its own width, a phone or beside the task pane, a project kept as a table shows as a list, so the same project works on both.
+
 ## Steps
 
 1. **The frame**: go_router and `NavigationFrame` with the four tabs (empty screens that