Enable cache for GH workflows

Author: memowe

.github/workflows/haddock-pages.yml

@@ -21,6 +21,16 @@ jobs:
     - name: Checkout repository content
       uses: actions/checkout@v4
 
+    - name: Configure cache
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/.cabal/packages
+          ~/.cabal/store
+          dist-newstyle
+        key: cabal-${{ hashFiles('**/*.cabal', '**/*.cabal.project', '**/*.cabal.project.freeze') }}
+        restore-keys: cabal-
+
     - name: Prepare cabal
       run: cabal update
 

.github/workflows/test.yml

@@ -16,6 +16,16 @@ jobs:
     - name: Checkout repository content
       uses: actions/checkout@v4
 
+    - name: Configure cache
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/.cabal/packages
+          ~/.cabal/store
+          dist-newstyle
+        key: cabal-${{ hashFiles('**/*.cabal', '**/*.cabal.project', '**/*.cabal.project.freeze') }}
+        restore-keys: cabal-
+
     - name: Install dependencies
       run: |
         cabal update