Rewrite README in Chinese and English, add drone examples

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

crates/pipeview-client/src/error.rs

@@ -0,0 +1,17 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum Error {
+    #[error("Connection failed: {0}")]
+    ConnectionFailed(String),
+    #[error("Session error: {0}")]
+    Session(String),
+    #[error("Lua error: {0}")]
+    Lua(#[from] mlua::Error),
+    #[error("I/O error: {0}")]
+    Io(#[from] std::io::Error),
+    #[error("{0}")]
+    Other(String),
+}
+
+pub type Result<T> = std::result::Result<T, Error>;