Move whole rmcp crate to offcial rust sdk (#44)

* get rid of async-trait

* move rmcp to official-rust-sdk

* replace master with main

* update readme, change license

* fix typo

* Update README.md

Co-authored-by: Jefry Dewangga <jefrydco@gmail.com>

* fix typos

---------

Co-authored-by: = <=>
Co-authored-by: Jefry Dewangga <jefrydco@gmail.com>

crates/rmcp/src/model/resource.rs

@@ -0,0 +1,80 @@
+use serde::{Deserialize, Serialize};
+
+use super::Annotated;
+
+/// Represents a resource in the extension with metadata
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+#[serde(rename_all = "camelCase")]
+pub struct RawResource {
+    /// URI representing the resource location (e.g., "file:///path/to/file" or "str:///content")
+    pub uri: String,
+    /// Name of the resource
+    pub name: String,
+    /// Optional description of the resource
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    /// MIME type of the resource content ("text" or "blob")
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub mime_type: Option<String>,
+
+    /// The size of the raw resource content, in bytes (i.e., before base64 encoding or any tokenization), if known.
+    ///
+    /// This can be used by Hosts to display file sizes and estimate context window us
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub size: Option<u32>,
+}
+
+pub type Resource = Annotated<RawResource>;
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+#[serde(rename_all = "camelCase")]
+pub struct RawResourceTemplate {
+    pub uri_template: String,
+    pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub mime_type: Option<String>,
+}
+
+pub type ResourceTemplate = Annotated<RawResourceTemplate>;
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+#[serde(rename_all = "camelCase", untagged)]
+pub enum ResourceContents {
+    TextResourceContents {
+        uri: String,
+        #[serde(skip_serializing_if = "Option::is_none")]
+        mime_type: Option<String>,
+        text: String,
+    },
+    BlobResourceContents {
+        uri: String,
+        #[serde(skip_serializing_if = "Option::is_none")]
+        mime_type: Option<String>,
+        blob: String,
+    },
+}
+
+impl ResourceContents {
+    pub fn text(text: impl Into<String>, uri: impl Into<String>) -> Self {
+        Self::TextResourceContents {
+            uri: uri.into(),
+            mime_type: Some("text".into()),
+            text: text.into(),
+        }
+    }
+}
+
+impl RawResource {
+    /// Creates a new Resource from a URI with explicit mime type
+    pub fn new(uri: impl Into<String>, name: impl Into<String>) -> Self {
+        Self {
+            uri: uri.into(),
+            name: name.into(),
+            description: None,
+            mime_type: None,
+            size: None,
+        }
+    }
+}