add grpc support

proto/weather/weather.proto

@@ -0,0 +1,63 @@
+syntax = "proto3";
+package ambient.weather;
+
+import "google/protobuf/timestamp.proto";
+
+option go_package = "gitea.libretechconsulting.com/rmcguire/ambient-local-exporter/api/v1alpha1/weather";
+
+message GetWeatherRequest {
+	GetWeatherOpts opts = 1;
+}
+
+message GetWeatherResponse{
+	google.protobuf.Timestamp last_updated = 1;
+	repeated WeatherUpdate weather_updates = 2;
+}
+
+message GetWeatherOpts {
+	optional string station_name = 1;
+	optional string station_type = 2;
+}
+
+message WeatherUpdate {
+	string station_name = 1;
+	string station_type = 2;
+	string station_id = 3;
+  optional double temp_outdoor_f = 4;
+  optional double temp_indoor_f = 5;
+  optional int32 humidity_outdoor = 6;
+  optional int32 humidity_indoor = 7;
+  optional double wind_speed_mph = 8;
+  optional double wind_gust_mph = 9;
+  optional double max_daily_gust = 10;
+  optional int32 wind_dir = 11;
+  optional int32 wind_dir_avg_10m = 12;
+  optional int32 uv = 13;
+  optional double solar_radiation = 14;
+  optional double hourly_rain_in = 15;
+  optional double event_rain_in = 16;
+  optional double daily_rain_in = 17;
+  optional double weekly_rain_in = 18;
+  optional double monthly_rain_in = 19;
+  optional double yearly_rain_in = 20;
+  optional double total_rain_in = 21;
+  repeated BatteryStatus batteries = 22;
+  optional double barom_relative_in = 23;
+  optional double barom_absolute_in = 24;
+  optional double dew_point_f = 25;
+  optional double wind_chill_f = 26;
+  repeated TempHumiditySensor temp_humidity_sensors = 27;
+}
+
+// Represents a temperature and humidity sensor
+message TempHumiditySensor {
+  string name = 1;
+  optional double temp_f = 2;
+  optional int32 humidity = 3;
+}
+
+// Represents battery status for different components
+message BatteryStatus {
+  string component = 1;
+  optional int32 status = 2;
+}