Move maelstrom-web build.sh stuff to build.rs

Also make some other improvements
- Depend on wasm-bindgen via library instead of binary existing
- Remove dependency on tar CLI
- Don't fail fatally if wasm-opt isn't found

Cargo.toml

@@ -105,5 +105,6 @@ tuple = "0.5.1"
 unicode-truncate = "0.2.0"
 unicode-width = "0.1.7"
 wasm-bindgen = "0.2"
+wasm-bindgen-cli-support = "0.2"
 wasm-bindgen-futures = "0.4"
 wasm-logger = "0.2"

crates/maelstrom-broker/src/http.rs

@@ -45,7 +45,7 @@ impl TarHandler {
         for entry in ar.entries().unwrap() {
             let entry = entry.unwrap();
             let header = entry.header();
-            let path = header.path().unwrap().to_str().unwrap().into();
+            let path = format!("./{}", header.path().unwrap().to_str().unwrap());
             let start = entry.raw_file_position() as usize;
             let end = start + header.size().unwrap() as usize;
             map.insert(path, &bytes[start..end]);

crates/maelstrom-web/Cargo.toml

@@ -37,3 +37,11 @@ features = [
   "WebSocket",
   "Window",
 ]
+
+[build-dependencies]
+tar.workspace = true
+wasm-bindgen-cli-support.workspace = true
+cargo_metadata.workspace = true
+# These dependencies ensure the build script re-runs
+maelstrom-plot.workspace = true
+maelstrom-base.workspace = true