- modernize packages and rust edition. - increase timeout for rollout -

increment cargo version

build.rs

@@ -0,0 +1,54 @@
+use std::path::Path;
+
+fn main() {
+    // Verify that required directories exist at build time
+    let required_dirs = vec!["static", "templates", "node_modules"];
+
+    let mut missing_dirs = Vec::new();
+
+    for dir in &required_dirs {
+        if !Path::new(dir).exists() {
+            missing_dirs.push(*dir);
+        }
+    }
+
+    if !missing_dirs.is_empty() {
+        println!("cargo:warning=Missing required directories:");
+        for dir in &missing_dirs {
+            println!("cargo:warning=  - {}", dir);
+        }
+
+        if missing_dirs.contains(&"node_modules") {
+            println!("cargo:warning=Run 'npm install' to install frontend dependencies");
+        }
+    }
+
+    // Verify critical files
+    let required_files = vec![
+        "templates/term.html",
+        "static/terminal.js",
+        "static/terminado-addon.js",
+        "static/styles.css",
+    ];
+
+    let mut missing_files = Vec::new();
+
+    for file in &required_files {
+        if !Path::new(file).exists() {
+            missing_files.push(*file);
+        }
+    }
+
+    if !missing_files.is_empty() {
+        println!("cargo:warning=Missing required files:");
+        for file in &missing_files {
+            println!("cargo:warning=  - {}", file);
+        }
+    }
+
+    // Tell cargo to rerun if these directories change
+    println!("cargo:rerun-if-changed=static/");
+    println!("cargo:rerun-if-changed=templates/");
+    println!("cargo:rerun-if-changed=package.json");
+    println!("cargo:rerun-if-changed=package-lock.json");
+}