Basic structure for telemetry db

Author: oscgonfer

meshtastic/admin.proto

@@ -701,3 +701,13 @@ message SEN5X_config {
    */
   optional bool set_one_shot_mode = 2;
 }
+
+  /*
+   * Telemetry recovery command
+   */
+message Telemetry_Recovery {
+  /*
+   * Air quality telemetry recovery command
+   */
+  bool air_quality_recovery = 1;
+}

meshtastic/telemetry.options

@@ -16,3 +16,5 @@
 *HostMetrics.load5 int_size:16
 *HostMetrics.load15 int_size:16
 *HostMetrics.user_string max_size:200
+
+*TelemetryDatabase.records max_count:10

meshtastic/telemetry.proto

@@ -851,3 +851,28 @@ message SEN5XState {
    */
   optional fixed64 voc_state_array = 6;
 }
+
+/*
+ * Database record wrapper for storing telemetry with metadata
+ */
+message TelemetryDatabaseRecord {
+  /*
+   * Telemetry data
+   */
+  Telemetry telemetry = 1;
+
+  /*
+   * Delivery status flags
+   */
+  bool delivered = 2;
+}
+
+/*
+ * Telemetry database
+ */
+message TelemetryDatabase {
+  /*
+   * List of database records
+   */
+  repeated TelemetryDatabaseRecord records = 1;
+}