Clarify CWD system message to AI

CWD in system message does not update as AI changes folders (in tools
that support changing folders).

Author: endolith

interpreter/interpreter.py

@@ -201,7 +201,10 @@ def default_system_message(self):
             print("Error adding system capability for date")
 
         try:
-            system_message += f"* The user's cwd is {os.getcwd()}"
+            # This is not updated as the chat progresses, and does not necessarily match CWD within tools.
+            system_message += (
+                f"* You were launched from {os.getcwd()} (but tool environments may have a different CWD).\n"
+            )
         except:
             print("Error adding system capability for cwd")