fix: omit status on non-archive writes, skip finished in refresh and scan

userscript/manga-bookmark.user.js

@@ -271,11 +271,17 @@
     return res.json();
   }
 
-  async function apiPut(key, obj) {
+  // Only an explicit archive/restore has an opinion about the bucket. Every
+  // other write omits `status`, so the server keeps the stored one — otherwise
+  // a cached value would resend "finished" (which the API rejects with 400) or
+  // silently un-archive a series archived on another device.
+  async function apiPut(key, obj, { sendStatus = false } = {}) {
+    const body = Object.assign({}, obj);
+    if (!sendStatus) delete body.status;
     const res = await fetch(API_BASE + "/bookmarks/" + encodeURIComponent(key), {
       method: "PUT",
       headers: authHeaders({ "Content-Type": "application/json" }),
-      body: JSON.stringify(obj),
+      body: JSON.stringify(body),
     });
     if (!res.ok) throw new Error("PUT /bookmarks " + res.status);
     return res.json();
@@ -433,7 +439,7 @@
     upsertLocal(bm);
     render();
     try {
-      const saved = await apiPut(bm.key, bm);
+      const saved = await apiPut(bm.key, bm, { sendStatus: true });
       upsertLocal(saved); // adopt the stored row: the server owns updated_at
       render();
       toast(next === "archived" ? "Archived" : "Back in your list");
@@ -489,6 +495,7 @@
     const now = Date.now();
     const due = state.list
       .filter((b) => b.site === site && b.series_url)
+      .filter((b) => statusOf(b) !== "finished")
       .filter((b) => now - (checked[b.key] || 0) >= LATEST_CHECK_THROTTLE_MS)
       .sort((a, b) => (checked[a.key] || 0) - (checked[b.key] || 0))
       .slice(0, LATEST_CHECK_BATCH);