feat: add crewai-tools workspace and fix tests/dependencies

* feat: add crewai-tools workspace structure

* Squashed 'temp-crewai-tools/' content from commit 9bae5633

git-subtree-dir: temp-crewai-tools
git-subtree-split: 9bae56339096cb70f03873e600192bd2cd207ac9

* feat: configure crewai-tools workspace package with dependencies

* fix: apply ruff auto-formatting to crewai-tools code

* chore: update lockfile

* fix: don't allow tool tests yet

* fix: comment out extra pytest flags for now

* fix: remove conflicting conftest.py from crewai-tools tests

* fix: resolve dependency conflicts and test issues

- Pin vcrpy to 7.0.0 to fix pytest-recording compatibility
- Comment out types-requests to resolve urllib3 conflict
- Update requests requirement in crewai-tools to >=2.32.0

lib/crewai-tools/src/crewai_tools/rag/chunkers/structured_chunker.py

@@ -0,0 +1,68 @@
+from typing import List, Optional
+
+from crewai_tools.rag.chunkers.base_chunker import BaseChunker
+
+
+class CsvChunker(BaseChunker):
+    def __init__(
+        self,
+        chunk_size: int = 1200,
+        chunk_overlap: int = 100,
+        separators: Optional[List[str]] = None,
+        keep_separator: bool = True,
+    ):
+        if separators is None:
+            separators = [
+                "\nRow ",  # Row boundaries (from CSVLoader format)
+                "\n",  # Line breaks
+                " | ",  # Column separators
+                ", ",  # Comma separators
+                " ",  # Word breaks
+                "",  # Character level
+            ]
+        super().__init__(chunk_size, chunk_overlap, separators, keep_separator)
+
+
+class JsonChunker(BaseChunker):
+    def __init__(
+        self,
+        chunk_size: int = 2000,
+        chunk_overlap: int = 200,
+        separators: Optional[List[str]] = None,
+        keep_separator: bool = True,
+    ):
+        if separators is None:
+            separators = [
+                "\n\n",  # Object/array boundaries
+                "\n",  # Line breaks
+                "},",  # Object endings
+                "],",  # Array endings
+                ", ",  # Property separators
+                ": ",  # Key-value separators
+                " ",  # Word breaks
+                "",  # Character level
+            ]
+        super().__init__(chunk_size, chunk_overlap, separators, keep_separator)
+
+
+class XmlChunker(BaseChunker):
+    def __init__(
+        self,
+        chunk_size: int = 2500,
+        chunk_overlap: int = 250,
+        separators: Optional[List[str]] = None,
+        keep_separator: bool = True,
+    ):
+        if separators is None:
+            separators = [
+                "\n\n",  # Element boundaries
+                "\n",  # Line breaks
+                ">",  # Tag endings
+                ". ",  # Sentence endings (for text content)
+                "! ",  # Exclamation endings
+                "? ",  # Question endings
+                ", ",  # Comma separators
+                " ",  # Word breaks
+                "",  # Character level
+            ]
+        super().__init__(chunk_size, chunk_overlap, separators, keep_separator)