feat: Add Time Tracking page with analytics and time distribution charts

- Add TimeTrackingPage with pie/bar charts for time spent per label
- Add task_time_logs schema for tracking time entries
- Add /api/analytics/time-distribution endpoint
- Update sidebar navigation with time tracking link
- Update App routing for new pages
- Fix routine blocker and settings card issues
- Add German translations for analytics

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

shared/schema.ts

@@ -317,7 +317,6 @@ export type Conversation = typeof conversations.$inferSelect;
 export type InsertMessage = z.infer<typeof insertMessageSchema>;
 export type Message = typeof messages.$inferSelect;
 
-// Audit Logging
 export const auditLogs = pgTable("audit_logs", {
   id: varchar("id").primaryKey().default(sql`gen_random_uuid()`),
   userId: varchar("user_id").references(() => users.id), // Nullable if system action (though usually we track actor)
@@ -336,3 +335,19 @@ export const insertAuditLogSchema = createInsertSchema(auditLogs).omit({
 
 export type InsertAuditLog = z.infer<typeof insertAuditLogSchema>;
 export type AuditLog = typeof auditLogs.$inferSelect;
+
+export const taskTimeLogs = pgTable("task_time_logs", {
+  id: varchar("id").primaryKey().default(sql`gen_random_uuid()`),
+  taskId: varchar("task_id").references(() => tasks.id).notNull(),
+  userId: varchar("user_id").references(() => users.id).notNull(),
+  timeSpent: integer("time_spent").notNull(), // in minutes
+  createdAt: timestamp("created_at").defaultNow(), // WHEN the time was logged
+});
+
+export const insertTaskTimeLogSchema = createInsertSchema(taskTimeLogs).omit({
+  id: true,
+  createdAt: true,
+});
+
+export type InsertTaskTimeLog = z.infer<typeof insertTaskTimeLogSchema>;
+export type TaskTimeLog = typeof taskTimeLogs.$inferSelect;