init

backend/migrations/000001_create_weather_observations.up.sql

@@ -0,0 +1,12 @@
+CREATE TABLE weather_observations (
+    id              BIGSERIAL PRIMARY KEY,
+    observed_at     TIMESTAMPTZ NOT NULL,
+    wind_speed_mph  DECIMAL(5,2) NOT NULL,
+    wind_direction  INTEGER NOT NULL CHECK (wind_direction >= 0 AND wind_direction < 360),
+    wind_gust_mph   DECIMAL(5,2),
+    source          VARCHAR(50) DEFAULT 'open-meteo',
+    created_at      TIMESTAMPTZ DEFAULT NOW(),
+    UNIQUE (observed_at, source)
+);
+
+CREATE INDEX idx_weather_time ON weather_observations (observed_at DESC);