update .github/workflows/weekly-docs.yaml to match .github/workflows/pr.yaml` build

Author: harryswift01

.github/workflows/weekly-docs.yaml

@@ -1,4 +1,4 @@
-name: CodeEntropy Weekly Docs
+name: CodeEntropy Weekly Docs Build
 
 on:
   schedule:
@@ -19,6 +19,7 @@ jobs:
         os: [ubuntu-24.04, windows-2025, macos-15]
         python-version: ["3.12", "3.13", "3.14"]
     timeout-minutes: 30
+
     steps:
       - name: Checkout repo
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
@@ -31,11 +32,13 @@ jobs:
 
       - name: Install python dependencies
         run: |
-          pip install --upgrade pip
-          pip install -e .[docs]
+          python -m pip install --upgrade pip
+          python -m pip install -e .[docs]
 
-      - name: Build docs
-        run: cd docs && make
+      - name: Build docs (warnings as errors)
+        run: |
+          make -C docs clean
+          make -C docs html SPHINXOPTS="-W --keep-going"
 
       - name: Upload docs artifacts on failure
         if: failure()