misc: finalized env schema handling of bool

.env.example

@@ -74,8 +74,8 @@ CAPTCHA_SECRET=
 
 NEXT_PUBLIC_CAPTCHA_SITE_KEY=
 
-OTEL_TELEMETRY_COLLECTION_ENABLED=
-OTEL_EXPORT_TYPE=
+OTEL_TELEMETRY_COLLECTION_ENABLED=false
+OTEL_EXPORT_TYPE=prometheus
 OTEL_EXPORT_OTLP_ENDPOINT=
 OTEL_OTLP_PUSH_INTERVAL=
 

backend/src/lib/config/env.ts

@@ -10,7 +10,7 @@ export const GITLAB_URL = "https://gitlab.com";
 export const IS_PACKAGED = (process as any)?.pkg !== undefined;
 
 const zodStrBool = z
-  .enum(["true", "false"])
+  .string()
   .optional()
   .transform((val) => val === "true");