feat: build vehicle data platform and production pipeline

vehicle-data-platform/apps/api/internal/config/config_test.go

@@ -34,3 +34,19 @@ func TestLoadReadsAMapServerAPIKey(t *testing.T) {
 		t.Fatalf("AMapAPIKey = %q", cfg.AMapAPIKey)
 	}
 }
+
+func TestLoadSelectsProductionDataModeWhenMySQLIsConfigured(t *testing.T) {
+	t.Setenv("DATA_MODE", "")
+	t.Setenv("MYSQL_DSN", "user:password@tcp(db:3306)/platform")
+	if cfg := Load(); cfg.DataMode != "production" {
+		t.Fatalf("DataMode = %q, want production", cfg.DataMode)
+	}
+}
+
+func TestLoadKeepsExplicitMockDataMode(t *testing.T) {
+	t.Setenv("DATA_MODE", "mock")
+	t.Setenv("MYSQL_DSN", "user:password@tcp(db:3306)/platform")
+	if cfg := Load(); cfg.DataMode != "mock" {
+		t.Fatalf("DataMode = %q, want mock", cfg.DataMode)
+	}
+}