Make limit argument of view tool default to 1000

To prevent prompt overload issues.

Author: lbarcziova

agents/tools/text.py

@@ -49,17 +49,21 @@ class ViewToolInput(BaseModel):
         default=None,
     )
     limit: int | None = Field(
-        description="For text files only: Maximum number of lines to view",
+        description=(
+            "For text files only: Maximum number of lines to view (default: 1000). "
+            "For large files, use with 'offset' to paginate: offset=0 for lines 0-999, offset=1000 for lines 1000-1999, etc."
+        ),
         gt=0,
-        default=None,
+        default=1000,
+        le=1000,
     )
 
 
 class ViewTool(Tool[ViewToolInput, ToolRunOptions, StringToolOutput]):
     name = "view"
     description = """
-    Outputs the contents of a file or lists the contents of a directory. Can read an entire file
-    or a specific range of lines.
+    Outputs the contents of a file or lists the contents of a directory.
+    For text files, returns up to 1000 lines by default. Use 'offset' and 'limit' to paginate large text files.
     """
     input_schema = ViewToolInput