feat: update continer

__wasm/wit-bindgen-sample/container/src/main.rs

@@ -22,14 +22,23 @@ pub struct MyContainer;
 
 impl Container for MyContainer {
     fn fetch(&mut self, s: &str) -> String {
-        // // format!("FETCHED: {}", s)
-        // let r = "{\"result\":\"{}\"}".into();
-        // println!(">>>> {}", r);
-        // r
+        println!("fetch arguments: {}", s);
+        let url: String = s.chars().skip(1).take(s.len() - 2).collect();
+        println!("fetch arguments URL: {}", url);
+        let r = match reqwest::blocking::get(&url) {
+            Err(e) => return serde_json::to_string(&FetchResult {
+                error: Some(serde_json::to_string(&JsResult {
+                    message: format!("failed: {}", e)
+                }).expect("to json failed.4")),
+                result: None,
+            }).expect("to json failed.3"),
+            Ok(r) => r,
+        };
+
         serde_json::to_string(&FetchResult {
             error: None,
             result: Some(serde_json::to_string(&JsResult {
-                message: format!("inputs: {}", s),
+                message: format!("fetched: {:?}", r.text()),
             }).expect("to json failed.1")),
         }).expect("to json failed.2")
     }
@@ -49,7 +58,7 @@ fn main() -> Result<()> {
     let a = exports.eval_javascript(&mut store, r##"
         function hi(name) { return "hi: " + name; }
         let a = [];
-        a.push(fetch('https://www.google.com/'));
+        a.push(fetch('https://hatter.ink/ip.action'));
         for (let i = 0; i < 3; i++) { a.push(i); }
         a.push({
           id: 1, name: 'hatter'