[Perf] add examples for codesnap library

Author: mistricky

examples/cli.sh renamed to cli/examples/cli.sh

@@ -0,0 +1,18 @@
+use codesnap::config::{CodeBuilder, CodeSnap, Content};
+
+pub fn main() -> anyhow::Result<()> {
+    let code_content = Content::Code(
+        CodeBuilder::default()
+            .content(r#"print "Hello, World!""#)
+            .language("python")
+            .build()?,
+    );
+
+    let snapshot = CodeSnap::default()
+        .content(code_content)
+        .build()?
+        .create_snapshot()?;
+
+    // Copy the snapshot data to the clipboard
+    snapshot.raw_data()?.copy()
+}