Disable workflow runs on markdown changes

Author: sunsided

.github/workflows/rust.yml

@@ -4,8 +4,22 @@ name: Rust
 on:
   push:
     branches: [ "main" ]
+    paths:
+      - 'Cargo.toml'
+      - 'Cargo.lock'
+      - 'src/**'
+      - 'tests/**'
+      - '.codespellrc'
+      - '.github/workflows/rust.yml'
   pull_request:
     branches: [ "main" ]
+    paths:
+      - 'Cargo.toml'
+      - 'Cargo.lock'
+      - 'src/**'
+      - 'tests/**'
+      - '.codespellrc'
+      - '.github/workflows/rust.yml'
 
 env:
   CARGO_TERM_COLOR: always