sac improvements, new envs, seeding, saving

Author: will-maclean

.github/workflows/rust.yml

@@ -9,7 +9,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: ⚡ Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry

.gitignore

@@ -1,5 +1,6 @@
 # General
 /logs
+/weights
 .vscode
 
 # Rust
@@ -10,4 +11,4 @@
 **/__pycache__
 
 # macOS
-.DS_Store
+.DS_Store