feat: add garage tooling

lib/storage.ts

@@ -225,7 +225,7 @@ async function reconcileKeys(
   }
 }
 
-async function readKeyEnvironment(
+export async function getS3Credentials(
   claim: S3Claim,
 ): Promise<Record<string, string>> {
   const deadline = Date.now() + SECRET_WAIT_TIMEOUT_MS;
@@ -297,7 +297,7 @@ export async function reconcileS3Claims(
   const environmentsByKey = new Map<string, Record<string, string>>();
   for (const claim of claims) {
     if (environmentsByKey.has(claim.key)) continue;
-    environmentsByKey.set(claim.key, await readKeyEnvironment(claim));
+    environmentsByKey.set(claim.key, await getS3Credentials(claim));
   }
 
   return Object.fromEntries(