Improve validation requests in "wasmer deploy"

Closes RUN-416

lib/cli/src/commands/app/deploy.rs

@@ -692,7 +692,13 @@ pub async fn wait_app(
             tokio::time::sleep(Duration::from_secs(2)).await;
 
             let start = tokio::time::Instant::now();
-            let client = reqwest::Client::new();
+            let client = reqwest::Client::builder()
+                .connect_timeout(Duration::from_secs(10))
+                .timeout(Duration::from_secs(90))
+                // Should not follow redirects.
+                .redirect(reqwest::redirect::Policy::none())
+                .build()
+                .unwrap();
 
             let check_url = if make_default { &app.url } else { &version.url };
 
@@ -717,6 +723,7 @@ pub async fn wait_app(
 
                 let request_start = tokio::time::Instant::now();
 
+                tracing::debug!(%check_url, "checking health of app");
                 match client.get(check_url).send().await {
                     Ok(res) => {
                         let header = res
@@ -725,12 +732,24 @@ pub async fn wait_app(
                             .and_then(|x| x.to_str().ok())
                             .unwrap_or_default();
 
+                        tracing::debug!(
+                            %check_url,
+                            status=res.status().as_u16(),
+                            app_version_header=%header,
+                            "app request response received",
+                        );
+
                         if header == version.id.inner() {
                             if !quiet {
                                 eprintln!();
                             }
                             if !(res.status().is_success() || res.status().is_redirection()) {
-                                eprintln!("{}",format!("The app version was deployed correctly, but fails with a non-success status code of {}", res.status()).yellow());
+                                eprintln!(
+                                    "{}",
+                                    format!(
+                                        "The app version was deployed correctly, but fails with a non-success status code of {}",
+                                        res.status()).yellow()
+                                );
                             } else {
                                 eprintln!("{} Deployment complete", "𖥔".yellow().bold());
                             }
@@ -749,6 +768,8 @@ pub async fn wait_app(
                     }
                 };
 
+                // Increase the sleep time between requests, up
+                // to a reasonable maximum.
                 let elapsed: u64 = request_start
                     .elapsed()
                     .as_millis()