fix: harden task recovery and DR contract handling

robobrain/robot_robobrain/intent.py

@@ -1,30 +1,4 @@
-"""Conservative independent intent gate for instructions without confirmed slots.
-Only registered aliases and explicit quantities are accepted. Other language asks
-for structured clarification; this parser is not claimed to cover arbitrary NLP.
-"""
-import re
-COUNTS={'一':1,'二':2,'两':2,'三':3,'四':4,'五':5,'六':6,'七':7,'八':8,'九':9,'十':10,'one':1,'two':2,'three':3}
-def matches(instruction,registry,aliases):
-    candidates=[]
-    for key in registry:
-        for term in [key]+list(aliases.get(key,[])):
-            if not term:continue
-            for m in re.finditer(re.escape(term),instruction):candidates.append((m.start(),m.end(),key))
-    chosen=[]
-    for item in sorted(candidates,key=lambda x:(-(x[1]-x[0]),x[0])):
-        if not any(item[0]<q[1] and q[0]<item[1] for q in chosen):chosen.append(item)
-    return sorted(chosen)
-def extract(instruction,site):
-    names=site.get('object_locations',{}) or site.get('object_aliases',{})
-    objects=matches(instruction,names,site.get('object_aliases',{}))
-    sources=matches(instruction,site.get('sources',{}),site.get('source_aliases',{}))
-    destinations=matches(instruction,site.get('destinations',{}),site.get('destination_aliases',{}))
-    if not objects or len({x[2] for x in sources})!=1 or len({x[2] for x in destinations})!=1:return None
-    items=[]
-    for start,end,name in objects:
-        m=re.search(r'(\d+|一|二|两|三|四|五|六|七|八|九|十|one|two|three)\s*(?:瓶|个|件|盒|袋)?\s*$',instruction[:start])
-        if not m:return None
-        count=COUNTS.get(m[1],int(m[1]) if m[1].isdigit() else 0)
-        if not 1<=count<=20:return None
-        items.append(dict(target_name=name,quantity=count,source_location=sources[0][2]))
-    return dict(items=items,destination=destinations[0][2])
+"""Compatibility imports for the shared, conservative intent checker."""
+from robot_bt_coordinator.intent import COUNTS, matches, extract, conflicts_with_instruction
+
+__all__ = ['COUNTS', 'matches', 'extract', 'conflicts_with_instruction']