Revert "chore: Remove dss-claude-plugin directory"

This reverts commit 72cb7319f5.

dss-claude-plugin/strategies/remote/filesystem.py

@@ -0,0 +1,88 @@
+"""
+Remote Filesystem Strategy implementation.
+Filesystem operations are restricted in REMOTE mode for security.
+"""
+
+import logging
+from typing import List, Dict, Any
+from pathlib import Path
+
+from ..base import FilesystemStrategy
+from ...core.context import DSSContext
+
+# Configure module logger
+logger = logging.getLogger(__name__)
+
+
+class RemoteFilesystemStrategy(FilesystemStrategy):
+    """
+    Implements filesystem operations via remote API calls.
+
+    Note: Direct filesystem access is restricted in REMOTE mode for security.
+    Most operations will raise NotImplementedError or return empty results.
+    Users should use LOCAL mode for filesystem operations.
+    """
+
+    def __init__(self, context: DSSContext):
+        """Initialize with context."""
+        self.context = context
+
+    async def read_file(self, path: str) -> str:
+        """
+        Read file contents.
+
+        NOT AVAILABLE in REMOTE mode for security reasons.
+
+        Raises:
+            NotImplementedError: Always, as direct file access is restricted.
+        """
+        logger.error("Filesystem read operations are not available in REMOTE mode.")
+        raise NotImplementedError(
+            "Direct filesystem access is restricted in REMOTE mode. "
+            "Please use LOCAL mode for file operations, or use API-based file uploads."
+        )
+
+    async def list_directory(self, path: str) -> List[str]:
+        """
+        List directory contents.
+
+        NOT AVAILABLE in REMOTE mode for security reasons.
+
+        Raises:
+            NotImplementedError: Always, as directory listing is restricted.
+        """
+        logger.error("Filesystem list operations are not available in REMOTE mode.")
+        raise NotImplementedError(
+            "Directory listing is restricted in REMOTE mode. "
+            "Please use LOCAL mode for filesystem operations."
+        )
+
+    async def search_files(self, pattern: str, path: str = ".") -> List[str]:
+        """
+        Search for files matching a pattern.
+
+        NOT AVAILABLE in REMOTE mode for security reasons.
+
+        Raises:
+            NotImplementedError: Always, as file search is restricted.
+        """
+        logger.error("Filesystem search operations are not available in REMOTE mode.")
+        raise NotImplementedError(
+            "File search is restricted in REMOTE mode. "
+            "Please use LOCAL mode for filesystem operations."
+        )
+
+    async def get_file_info(self, path: str) -> Dict[str, Any]:
+        """
+        Get file metadata.
+
+        NOT AVAILABLE in REMOTE mode for security reasons.
+
+        Raises:
+            NotImplementedError: Always, as file info access is restricted.
+        """
+        logger.error("Filesystem info operations are not available in REMOTE mode.")
+        raise NotImplementedError(
+            "File metadata access is restricted in REMOTE mode. "
+            "Please use LOCAL mode for filesystem operations."
+        )