feat: remove Todoist integration entirely

Native tasks (native_tasks table) fully replace Todoist. All Todoist
API code, store functions, handlers, routes, templates, and tests have
been removed. Migration 021 drops the now-unused tasks cache table.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 1 insertions, 48 deletions

diff --git a/internal/handlers/timeline_logic.go b/internal/handlers/timeline_logic.go
index c9510bf..67ba09d 100644
--- a/internal/handlers/timeline_logic.go
+++ b/internal/handlers/timeline_logic.go
@@ -17,54 +17,7 @@ func BuildTimeline(ctx context.Context, s *store.Store, start, end time.Time) ([
 	var items []models.TimelineItem
 	now := config.Now()
 
-	// 1. Fetch Tasks (dated)
-	tasks, err := s.GetTasksByDateRange(start, end)
-	if err != nil {
-		return nil, err
-	}
-	for _, task := range tasks {
-		if task.DueDate == nil {
-			continue
-		}
-		item := models.TimelineItem{
-			ID:           task.ID,
-			Type:         models.TimelineItemTypeTask,
-			Title:        task.Content,
-			Time:         *task.DueDate,
-			Description:  task.Description,
-			URL:          task.URL,
-			OriginalItem: task,
-			IsCompleted:  task.Completed,
-			Source:       "todoist",
-		}
-		item.ComputeDaySection(now)
-		items = append(items, item)
-	}
-
-	// 1b. Fetch undated Tasks — place in Today section
-	undatedTasks, err := s.GetUndatedTasks()
-	if err != nil {
-		log.Printf("Warning: failed to fetch undated tasks: %v", err)
-	} else {
-		for _, task := range undatedTasks {
-			item := models.TimelineItem{
-				ID:           task.ID,
-				Type:         models.TimelineItemTypeTask,
-				Title:        task.Content,
-				Time:         now,
-				Description:  task.Description,
-				URL:          task.URL,
-				OriginalItem: task,
-				IsCompleted:  task.Completed,
-				Source:       "todoist",
-				IsAllDay:     true,
-			}
-			item.ComputeDaySection(now)
-			items = append(items, item)
-		}
-	}
-
-	// 2. Fetch Meals - combine multiple items for same date+mealType
+	// 1. Fetch Meals - combine multiple items for same date+mealType
 	meals, err := s.GetMealsByDateRange(start, end)
 	if err != nil {
 		return nil, err