feat(taxonomy): add rust sidecar compact surface pipeline

rust/vendor/crabrl/examples/validate.rs

@@ -0,0 +1,29 @@
+//! Validation example
+
+use crabrl::{Parser, Validator};
+use std::env;
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args: Vec<String> = env::args().collect();
+    if args.len() != 2 {
+        eprintln!("Usage: {} <xbrl-file>", args[0]);
+        std::process::exit(1);
+    }
+
+    // Parse
+    let parser = Parser::new();
+    let doc = parser.parse_file(&args[1])?;
+
+    // Validate
+    let validator = Validator::new();
+    match validator.validate(&doc) {
+        Ok(_) => {
+            println!("✓ Document is valid");
+        }
+        Err(e) => {
+            println!("✗ Validation failed: {}", e);
+        }
+    }
+
+    Ok(())
+}