More work on updating Archives and Posts to use tmp_sort_x and other changes.

src/lib/ae_archives/db_archives.ts

@@ -53,6 +53,10 @@ export interface Archive {
     created_on: Date;
     updated_on?: null|Date;
 
+    // Generated fields for sorting locally only
+    tmp_sort_1?: null|string;
+    tmp_sort_2?: null|string;
+
     // Additional fields for convenience (database views)
     // archive_content_count?: number;
     // archive_content_kv?: null|key_val;
@@ -138,6 +142,7 @@ export class MySubClassedDexie extends Dexie {
                 account_id,
                 name,
                 original_datetime, original_timezone, original_location,
+                tmp_sort_1, tmp_sort_2,
                 enable, hide, priority, sort, group, notes, created_on, updated_on`,
             content: `
                 id, archive_content_id,