Fix: Strip trailing punctuation in grammar bypass rule to handle words at the end of sentences

src/app.py

@@ -2102,9 +2102,11 @@ def analyze_text():
                                 and len(orig_text) >= 3):
                             _is_grammar_pattern = True
                         # Present tense fem plural: ون → ن (يلعبون → يلعبن or يلعبون → تلعبن)
-                        elif (orig_text.endswith('ون') and corr_text.endswith('ن') and len(orig_text) >= 3):
-                            _o_stem = orig_text[:-2]
-                            _c_stem = corr_text[:-1]
+                        elif (orig_text.rstrip('.,،؛;:!؟?()[]{}«»"\'…').endswith('ون') and corr_text.rstrip('.,،؛;:!؟?()[]{}«»"\'…').endswith('ن') and len(orig_text.rstrip('.,،؛;:!؟?()[]{}«»"\'…')) >= 3):
+                            _o_cl = orig_text.rstrip('.,،؛;:!؟?()[]{}«»"\'…')
+                            _c_cl = corr_text.rstrip('.,،؛;:!؟?()[]{}«»"\'…')
+                            _o_stem = _o_cl[:-2]
+                            _c_stem = _c_cl[:-1]
                             if _o_stem == _c_stem or (len(_o_stem) > 1 and _o_stem[1:] == _c_stem[1:] and _o_stem[0] in 'يت' and _c_stem[0] in 'يت'):
                                 _is_grammar_pattern = True
                         # Present tense masc plural: يفعل→يفعلون (adding ون)