Merge branch 'deepcausality-rs:main' into main

Author: marvin-hansen

.github/workflows/run_tests.yml

@@ -16,23 +16,23 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Cache Cargo registry
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/registry
           key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
             ${{ runner.os }}-cargo-registry-
 
       - name: Cache Cargo index
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/git
           key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
             ${{ runner.os }}-cargo-index-
 
       - name: Cache Cargo build
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: target
           key: ${{ runner.os }}-cargo-build-${{ hashFiles('**/Cargo.lock') }}