feat(taxonomy): add rust sidecar compact surface pipeline

rust/fiscal-xbrl-cli/src/main.rs

@@ -0,0 +1,37 @@
+use anyhow::{anyhow, Context, Result};
+use fiscal_xbrl_core::{hydrate_filing, HydrateFilingRequest};
+use std::env;
+use std::io::{self, Read};
+
+fn main() {
+    if let Err(error) = run() {
+        eprintln!("{error:#}");
+        let code = match error.to_string().as_str() {
+            message if message.contains("invalid request") => 6,
+            message if message.contains("taxonomy resolution") => 4,
+            message if message.contains("parse") => 3,
+            message if message.contains("fetch") || message.contains("request failed") => 2,
+            _ => 5,
+        };
+        std::process::exit(code);
+    }
+}
+
+fn run() -> Result<()> {
+    let command = env::args().nth(1).unwrap_or_default();
+    if command != "hydrate-filing" {
+        return Err(anyhow!("invalid request: expected `hydrate-filing` command"));
+    }
+
+    let mut buffer = String::new();
+    io::stdin()
+        .read_to_string(&mut buffer)
+        .context("invalid request: unable to read stdin")?;
+
+    let request: HydrateFilingRequest = serde_json::from_str(&buffer)
+        .context("invalid request: unable to parse hydrate request JSON")?;
+
+    let response = hydrate_filing(request)?;
+    serde_json::to_writer(io::stdout(), &response).context("unable to write hydrate response")?;
+    Ok(())
+}