fixes that made it work

components/dashboard_ui/dashboard_ui.h

@@ -0,0 +1,41 @@
+#ifndef DASHBOARD_UI_H
+#define DASHBOARD_UI_H
+
+#include "ws_client.h"
+#include "lvgl.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Create the full dashboard UI. Must be called with LVGL lock held.
+ */
+void dashboard_ui_create(void);
+
+/**
+ * Update Pi server stats display. LVGL lock must be held by caller.
+ */
+void dashboard_ui_update_stats(const pi_stats_t *stats);
+
+/**
+ * Update local sensor readings. LVGL lock must be held by caller.
+ */
+void dashboard_ui_update_local(float temp, float humidity, uint8_t battery);
+
+/**
+ * Update time display. LVGL lock must be held by caller.
+ */
+void dashboard_ui_update_time(int h, int m, int s);
+
+/**
+ * Update connection status indicators. LVGL lock must be held by caller.
+ * ip_str: IP address string when connected, "Connecting..." during reconnect, "N/A" when disconnected
+ */
+void dashboard_ui_update_connection(ws_state_t ws_state, bool wifi_connected, const char *ip_str);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif