refactor(knowledge-base mcp server): adjust formatting for consistency and readability

Improved code formatting, line breaks, and indentation across chunking logic and multiple test modules to enhance code clarity and maintain consistent style. No functional changes made.

mcp-servers/knowledge-base/chunking/base.py

@@ -184,7 +184,12 @@ class ChunkerFactory:
         if file_type:
             if file_type == FileType.MARKDOWN:
                 return self._get_markdown_chunker()
-            elif file_type in (FileType.TEXT, FileType.JSON, FileType.YAML, FileType.TOML):
+            elif file_type in (
+                FileType.TEXT,
+                FileType.JSON,
+                FileType.YAML,
+                FileType.TOML,
+            ):
                 return self._get_text_chunker()
             else:
                 # Code files
@@ -193,7 +198,9 @@ class ChunkerFactory:
         # Default to text chunker
         return self._get_text_chunker()
 
-    def get_chunker_for_path(self, source_path: str) -> tuple[BaseChunker, FileType | None]:
+    def get_chunker_for_path(
+        self, source_path: str
+    ) -> tuple[BaseChunker, FileType | None]:
         """
         Get chunker based on file path extension.