Add Rust backend with auth routes

.gitignore

@@ -20,6 +20,25 @@ infra/instance/proxy.env
 
 # Rest adapted from https://www.gitignore.io/api/vim,node,linux,macos,emacs,windows,ansible,database,webstorm,visualstudiocode
 
+### Rust ###
+# Adapted from https://github.com/github/gitignore/blob/main/Rust.gitignore
+
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+# Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
+
 ### Ansible ###
 *.retry