Add utils and tests

codechunk/utils/__init__.py

@@ -0,0 +1,20 @@
+"""CodeChunk utility modules."""
+
+from codechunk.utils.logger import get_logger, setup_logger
+from codechunk.utils.file_utils import (
+    read_file_safe,
+    write_file_safe,
+    ensure_directory,
+    get_file_hash,
+    find_files_pattern,
+)
+
+__all__ = [
+    "get_logger",
+    "setup_logger",
+    "read_file_safe",
+    "write_file_safe",
+    "ensure_directory",
+    "get_file_hash",
+    "find_files_pattern",
+]