Update repair_table_data.py

repair_table_data.py

@@ -128,6 +128,24 @@ _SYNONYMS = {
     "sp windrower": "Windrower (SP)",
 }
 
+# --- add these course-specific aliases (repair table name mapping) ---
+_SYNONYMS.update({
+    # fertilizer equipment
+    "fertilizer sprayer": "Fertilizer spreader",
+    "fert sprayer": "Fertilizer spreader",
+    "fert spreader": "Fertilizer spreader",
+    "fertiliser sprayer": "Fertilizer spreader",
+    "fertiliser spreader": "Fertilizer spreader",
+
+    # disks
+    "offset disk": "Heavy-duty disk",
+    "offset disc": "Heavy-duty disk",
+    "hd disk": "Heavy-duty disk",
+    "heavy duty disk": "Heavy-duty disk",
+    "heavy-duty disc": "Heavy-duty disk",
+})
+
+
 def _normalize_name(s: str) -> Optional[str]:
     key = re.sub(r"\s+", " ", s.strip().lower())
     if key in _CANON: