rename frontend to web and update contributing guide (#2509)

* rename frontend to web and update contributing guide

* rename this time

* fix build

* restructure rust code

* update documentation

* update descriptions

* Update CONTRIBUTING.md

Co-authored-by: J H <2364004+Blu-J@users.noreply.github.com>

---------

Co-authored-by: Aiden McClelland <me@drbonez.dev>
Co-authored-by: Aiden McClelland <3732071+dr-bonez@users.noreply.github.com>
Co-authored-by: J H <2364004+Blu-J@users.noreply.github.com>

core/snapshot-creator/src/main.rs

@@ -0,0 +1,11 @@
+use deno_core::JsRuntimeForSnapshot;
+
+fn main() {
+    let runtime = JsRuntimeForSnapshot::new(Default::default());
+    let snapshot = runtime.snapshot();
+
+    let snapshot_slice: &[u8] = &*snapshot;
+    println!("Snapshot size: {}", snapshot_slice.len());
+
+    std::fs::write("JS_SNAPSHOT.bin", snapshot_slice).unwrap();
+}