feat: upgrade to latest MCP schema version

Author: hashemix

Cargo.lock

@@ -15,8 +15,8 @@ license = false
 eula = false
 
 [dependencies]
-rust-mcp-sdk = "0.2"
-rust-mcp-schema = "0.4"
+rust-mcp-sdk = "0.3"
+rust-mcp-schema = "0.5"
 
 thiserror = { version = "2.0" }
 dirs = "6.0"
@@ -25,8 +25,8 @@ walkdir = "2.5"
 derive_more = { version = "2.0", features = ["display", "from_str"] }
 similar = "=2.7"
 chrono = "0.4"
-clap = { version = "4.5.37", features = ["derive"] }
-tokio = "1.44"
+clap = { version = "4.5", features = ["derive"] }
+tokio = "1.4"
 serde = "1.0"
 serde_json = "1.0"
 async-trait = "0.1"
@@ -35,7 +35,7 @@ tokio-util = "0.7"
 async_zip = { version = "0.0", features = ["full"] }
 
 [dev-dependencies]
-tempfile = "3.1"
+tempfile = "3.2"
 
 # The profile that 'dist' will build with
 [profile.dist]

Cargo.toml

@@ -18,6 +18,7 @@ pub fn server_details() -> InitializeResult {
             prompts: None,
             resources: None,
             tools: Some(ServerCapabilitiesTools { list_changed: None }),
+            completions: None,
         },
         instructions: None,
         meta: None,

src/server.rs

@@ -11,7 +11,11 @@ use crate::fs_service::FileSystemService;
     "Can create multiple nested directories in one operation. ",
     "If the directory already exists, this operation will succeed silently. ",
     "Perfect for setting up directory structures for projects or ensuring required paths exist. ",
-    "Only works within allowed directories.")
+    "Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = false
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct CreateDirectoryTool {

src/tools/create_directory.rs

@@ -11,7 +11,11 @@ use crate::fs_service::FileSystemService;
     description = concat!("Get a recursive tree view of files and directories as a JSON structure. ",
     "Each entry includes 'name', 'type' (file/directory), and 'children' for directories. ",
     "Files have no children array, while directories always have a children array (which may be empty). ",
-    "The output is formatted with 2-space indentation for readability. Only works within allowed directories.")
+    "The output is formatted with 2-space indentation for readability. Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct DirectoryTreeTool {

src/tools/directory_tree.rs

@@ -21,7 +21,11 @@ pub struct EditOperation {
     description = concat!("Make line-based edits to a text file. ",
     "Each edit replaces exact line sequences with new content. ",
     "Returns a git-style diff showing the changes made. ",
-    "Only works within allowed directories.")
+    "Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = false
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct EditFileTool {

src/tools/edit_file.rs

@@ -11,7 +11,11 @@ use crate::fs_service::FileSystemService;
     "Returns comprehensive information including size, creation time, ",
     "last modified time, permissions, and type. ",
     "This tool is perfect for understanding file characteristics without ",
-    "reading the actual content. Only works within allowed directories.")
+    "reading the actual content. Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct GetFileInfoTool {

src/tools/get_file_info.rs

@@ -8,7 +8,11 @@ use crate::fs_service::FileSystemService;
     description = concat!("Returns a list of directories that the server has permission ",
     "to access Subdirectories within these allowed directories are also accessible. ",
     "Use this to identify which directories and their nested paths are available ",
-    "before attempting to access files.")
+    "before attempting to access files."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct ListAllowedDirectoriesTool {}

src/tools/list_allowed_directories.rs

@@ -10,7 +10,11 @@ use crate::fs_service::FileSystemService;
     description = concat!("Get a detailed listing of all files and directories in a specified path. ",
 "Results clearly distinguish between files and directories with [FILE] and [DIR] ",
 "prefixes. This tool is essential for understanding directory structure and ",
-"finding specific files within a directory. Only works within allowed directories.")
+"finding specific files within a directory. Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct ListDirectoryTool {

src/tools/list_directory.rs

@@ -11,7 +11,11 @@ use crate::fs_service::FileSystemService;
 "and rename them in a single operation. If the destination exists, the ",
 "operation will fail. Works across different directories and can be used ",
 "for simple renaming within the same directory. ",
-"Both source and destination must be within allowed directories.")
+"Both source and destination must be within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = false
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct MoveFileTool {

src/tools/move_file.rs

@@ -10,7 +10,11 @@ use crate::fs_service::FileSystemService;
     description = concat!("Read the complete contents of a file from the file system. ",
     "Handles various text encodings and provides detailed error messages if the ",
     "file cannot be read. Use this tool when you need to examine the contents of ",
-    "a single file. Only works within allowed directories.")
+    "a single file. Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct ReadFileTool {

src/tools/read_files.rs

@@ -12,7 +12,11 @@ use crate::fs_service::FileSystemService;
     "This is more efficient than reading files one by one when you need to analyze ",
     "or compare multiple files. Each file's content is returned with its ",
     "path as a reference. Failed reads for individual files won't stop ",
-    "the entire operation. Only works within allowed directories.")
+    "the entire operation. Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct ReadMultipleFilesTool {

src/tools/read_multiple_files.rs

@@ -10,7 +10,11 @@ use crate::fs_service::FileSystemService;
   "Searches through all subdirectories from the starting path. The search ",
 "is case-insensitive and matches partial names. Returns full paths to all ",
 "matching items. Great for finding files when you don't know their exact location. ",
-"Only searches within allowed directories.")
+"Only searches within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = true
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 

src/tools/search_file.rs

@@ -8,7 +8,11 @@ use crate::fs_service::FileSystemService;
     name = "write_file",
     description = concat!("Create a new file or completely overwrite an existing file with new content. ",
 "Use with caution as it will overwrite existing files without warning. ",
-"Handles text content with proper encoding. Only works within allowed directories.")
+"Handles text content with proper encoding. Only works within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = false
 )]
 #[derive(Debug, Clone, ::serde::Deserialize, ::serde::Serialize, JsonSchema)]
 pub struct WriteFileTool {

src/tools/write_file.rs

@@ -7,7 +7,11 @@ use crate::fs_service::FileSystemService;
     name = "zip_files",
     description = concat!("Creates a ZIP archive by compressing files. ",
 "It takes a list of files to compress and a target path for the resulting ZIP file. ",
-"Both the source files and the target ZIP file should reside within allowed directories.")
+"Both the source files and the target ZIP file should reside within allowed directories."),
+    destructive_hint = false,
+    idempotent_hint = false,
+    open_world_hint = false,
+    read_only_hint = false
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]
 pub struct ZipFilesTool {
@@ -35,7 +39,7 @@ impl ZipFilesTool {
     name = "unzip_file",
     description = "Extracts the contents of a ZIP archive to a specified target directory.
 It takes a source ZIP file path and a target extraction directory.
-The tool decompresses all files and directories stored in the ZIP, recreating their structure in the target location. 
+The tool decompresses all files and directories stored in the ZIP, recreating their structure in the target location.
 Both the source ZIP file and the target directory should reside within allowed directories."
 )]
 #[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug, JsonSchema)]