Start rust ros2 draft.

_drafts/rust-ros2-quick-review.md

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+---
+title: "ROS2 Rust Options"
+author: "James Pace"
+date: "2024/01/01"
+---
+
+<!--
+ros2_rust
+- Most official
+- Good non-ROS rust integration
+- no async
+r2r
+- good async
+- most rusty
+- no need to do weird things with messages
+- support for colcon is weak
+- one real maintainer.
+safe_drive
+- Good colcon support
+- Good async support
+- Good in between of ROS and Rust
+- Not heavily adopted.
+-->