add factory web frontend (#77)

### Description

This PR adds a web frontend for factory.
Please let me know if you think the directory names or API endpoints should be changed.
For example, I personally think there are better names than rc_factory_api, and there may be better API names than webui...

### Game

Robocraft

### Please confirm

- [x] I am the legal owner or represent the owner of all work submitted
- [x] I consent to my submission being added to this FOSS project
- [x] This PR used LLMs to generate some or all of the code changes

Reviewed-on: https://git.ngram.ca/OpenJam/rc-servers/pulls/77
Reviewed-by: NGnius <ngniusness@gmail.com>
Co-authored-by: MaxSignal <kastera58@gmail.com>
Co-committed-by: MaxSignal <kastera58@gmail.com>

rc_factory_web/run_debug.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+RUST_LOG=debug cargo run