feat: multi-line noise patterns — paste one per line, all saved on reject

smoke_signal_tab.py

@@ -2707,9 +2707,16 @@ def save_review_decision(idx: int, final_text: str, action: str, noise_text_inpu
     learned_pairs = 0
     if action == "rejected" and str(reason).strip() == "NON_STORY_TEXT":
         # Use pasted noise text if provided, otherwise fall back to raw OCR
-        noise_text = (str(noise_text_input or "").strip() or final_text.strip() or raw_text.strip())
-        if noise_text:
-            _save_noise_pattern(str(item.get("book_id", "")), noise_text)
+        noise_source = str(noise_text_input or "").strip() or final_text.strip() or raw_text.strip()
+        book_id_for_noise = str(item.get("book_id", ""))
+        saved_count = 0
+        for line in noise_source.splitlines():
+            line = line.strip()
+            if line:
+                _save_noise_pattern(book_id_for_noise, line)
+                saved_count += 1
+        if saved_count == 0 and noise_source:
+            _save_noise_pattern(book_id_for_noise, noise_source)
     if action == "edited":
         learned_pairs = _record_punctuation_correction(
             raw_text_original,
@@ -3110,9 +3117,9 @@ def smoke_signal_tab():
                             scale=1,
                         )
                         noise_input = gr.Textbox(
-                            label="Paste image-noise text here (then Reject → NON_STORY_TEXT to block forever)",
-                            placeholder="e.g. WA alle CoS lic",
-                            lines=2,
+                            label="Paste noise patterns to block (one per line — then Reject → NON_STORY_TEXT)",
+                            placeholder="e.g.\nWA alle\nCoS lic\ntd wht LN",
+                            lines=4,
                         )
                         reason_code   = gr.Dropdown(
                             label="Reason code",