feat: persist pressure history to LittleFS across reboots

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-17 20:31:53 +07:00
parent 0a8dbe198d
commit 77d0a35d69
3 changed files with 45 additions and 1 deletions
@@ -13,3 +13,5 @@ int    historyCount();
 Sample historyGet(int i);      // 0 = oldest
 Sample historyLatest();
 bool   historyTrendDelta(float& outDeltaHpa);
+bool   historySave();
+bool   historyLoad();