Update app.py

app.py

@@ -24,6 +24,20 @@ PRIOR_MESSAGE_MARKERS = [
     re.compile(r'^Data:\s', re.IGNORECASE),
     re.compile(r'^Assunto:\s', re.IGNORECASE),
     re.compile(r'^Mensagem original', re.IGNORECASE),
+
+    # French patterns
+    re.compile(r'^De :\s', re.IGNORECASE),  # "From:"
+    re.compile(r'^Le .* a écrit :', re.IGNORECASE),  # "On DATE, NAME wrote:"
+    
+    # German patterns
+    re.compile(r'^Am .* schrieb.*:', re.IGNORECASE),  # "On DATE, NAME wrote:"
+    re.compile(r'^Von:\s', re.IGNORECASE),  # "From:"
+    
+    # Spanish patterns
+    re.compile(r'^El .* escribió:', re.IGNORECASE),  # "On DATE, NAME wrote:"
+    
+    # Chinese patterns
+    re.compile(r'^历史邮件$', re.IGNORECASE),  # "Historical Emails"
     
     # Dutch patterns
     re.compile(r'^Op .* schreef.*:', re.IGNORECASE),