refactor: consolidate upload helpers

lib/github.ts

@@ -1,7 +1,7 @@
 import { createHash } from 'crypto'
 import { Octokit } from '@octokit/rest'
 import { LFS_EXTENSIONS } from './constants'
-import type { RemoteFile } from './types'
+import type { PushFile, RemoteFile } from './types'
 
 // ---------------------------------------------------------------------------
 // Octokit helpers
@@ -237,7 +237,7 @@ export async function getRemoteFolder(
 // ---------------------------------------------------------------------------
 
 export async function pushAllToGitHub(
-  files: { path: string; contentBase64: string }[],
+  files: PushFile[],
   deletePaths: string[],
   commitMessage: string,
 ): Promise<{ commitUrl: string }> {
@@ -247,7 +247,7 @@ export async function pushAllToGitHub(
 
   // --- Separate LFS files from regular files ---
   const lfsFiles: { path: string; contentBase64: string; oid: string; size: number }[] = []
-  const regularFiles: { path: string; contentBase64: string }[] = []
+  const regularFiles: PushFile[] = []
 
   for (const f of files) {
     if (isLfsFile(f.path)) {