Interact with Language Server Protocol (LSP) servers to get code intelligence features. Supported operations: - goToDefinition: Find where a symbol is defined - findReferences: Find all references to a symbol - hover: Get hover information (documentation, type info) for a symbol - documentSymbol: Get all symbols (functions, classes, variables) in a document - workspaceSymbol: Search for symbols across the entire workspace All operations require: - filePath: The file to operate on - line: The line number (0-indexed) - character: The character offset (0-indexed) on the line Note: LSP servers must be configured for the file type. If no server is available, an error will be returned.