add path to new inbox file in pinia store

Not ideal to have data in multiple store (pinia and PouchDB) but it work this way. May need a refactoring.

src/modules/repo/store/userRepo.store.ts

@@ -86,6 +86,9 @@ export const useUserRepoStore = defineStore({
           }, 350)
         })
     },
+    addFile(file: RepoFile) {
+      this.files = [...this.files.filter((f) => f.sha !== file.sha), file]
+    },
     resetUserRepo() {
       this.user = ''
       this.repo = ''