fix(transak): default to STAGING environment for all purchases

Switch TRANSAK_ENV default from PRODUCTION to STAGING in shared/transak.ts,
docker-compose.yml, and rflows config endpoint. All card purchases now
route through Transak's staging gateway until production is ready.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docker-compose.yml

@@ -46,7 +46,7 @@ services:
       - TWENTY_API_TOKEN=${TWENTY_API_TOKEN:-}
       - TRANSAK_API_KEY=${TRANSAK_API_KEY:-}
       - TRANSAK_SECRET=${TRANSAK_SECRET:-}
-      - TRANSAK_ENV=${TRANSAK_ENV:-PRODUCTION}
+      - TRANSAK_ENV=${TRANSAK_ENV:-STAGING}
       - OLLAMA_URL=http://ollama:11434
       - INFISICAL_AI_CLIENT_ID=${INFISICAL_AI_CLIENT_ID}
       - INFISICAL_AI_CLIENT_SECRET=${INFISICAL_AI_CLIENT_SECRET}

modules/rflows/mod.ts

@@ -297,7 +297,7 @@ routes.get("/api/onramp/config", (c) => {
 routes.get("/api/transak/config", (c) => {
 	return c.json({
 		provider: "transak",
-		environment: process.env.TRANSAK_ENV || "PRODUCTION",
+		environment: process.env.TRANSAK_ENV || "STAGING",
 	});
 });
 

shared/transak.ts

@@ -16,7 +16,7 @@ export function extractRootDomain(host: string): string {
 }
 
 export function createTransakWidgetUrl(params: Record<string, string>): string {
-	const env = process.env.TRANSAK_ENV || 'PRODUCTION';
+	const env = process.env.TRANSAK_ENV || 'STAGING';
 	const base = env === 'PRODUCTION' ? TRANSAK_WIDGET_BASE : TRANSAK_WIDGET_BASE_STG;
 
 	const url = new URL(base);