fix: update metadata

Author: hashemix

Cargo.toml

@@ -1,11 +1,21 @@
 [package]
 name = "mcp-discovery"
 version = "0.1.4"
-edition = "2021"
-repository = "https://github.com/rust-mcp-stack/mcp-discovery"
 authors = ["Ali Hashemi"]
+categories = ["command-line-interface", "command-line-utilities"]
 description = "A command-line tool written in Rust for discovering and documenting MCP Server capabilities."
+repository = "https://github.com/rust-mcp-stack/mcp-discovery"
+documentation = "https://docs.rs/mcp-discovery"
+keywords = [
+    "rust-mcp-stack",
+    "mcp-discovery",
+    "mcp cli",
+    "rust-mcp-cli",
+    "rust-mcp-discovery",
+]
 homepage = "https://rust-mcp-stack.github.io/mcp-discovery"
+license = "MIT"
+edition = "2021"
 
 [package.metadata.wix]
 upgrade-guid = "F8C005B2-0006-40E0-93CF-01A2DA37CAB7"