Deduplicate artifact bytes and deliver files by authenticated hash

src/routes/api/deployments/[id]/+server.ts

@@ -1,3 +1,4 @@
+import { blobSize } from '$lib/server/db/file-blobs.js';
 import { json, error } from '@sveltejs/kit';
 import { db } from '$lib/server/db/index.js';
 import { getDeployment } from '$lib/server/provisioning/index.js';
@@ -19,8 +20,8 @@ export async function GET({ params, url }: { params: { id: string }; url?: URL }
     const files = db()
         .prepare(
             `SELECT id, server, verb, rel_path, sha256_before, sha256_after,
-                    LENGTH(content_before) AS size_before,
-                    LENGTH(content_after)  AS size_after
+                    ${blobSize('content_before_hash')} AS size_before,
+                    ${blobSize('content_after_hash')}  AS size_after
              FROM deployment_files
              WHERE deployment_id = ?
              ORDER BY server, rel_path`