workflows: hash-pin all workflows (#40)

Author: woodruffw

.github/workflows/docs.yml

@@ -9,9 +9,9 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5
         with:
           python-version-file: pyproject.toml
           cache: "pip"
@@ -26,7 +26,7 @@ jobs:
           make doc
 
       - name: upload docs artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@56afc609e74202658d3ffba0e8f6dda462b719fa # v3
         with:
           path: ./html/
 
@@ -42,4 +42,4 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
       - id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e # v4

.github/workflows/lint.yml

@@ -10,9 +10,9 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5
         with:
           python-version-file: pyproject.toml
           cache: "pip"

.github/workflows/release.yml

@@ -15,9 +15,9 @@ jobs:
     name: upload release to PyPI
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
 
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5
       with:
         python-version-file: pyproject.toml
         cache: "pip"
@@ -33,7 +33,7 @@ jobs:
       uses: pypa/gh-action-pypi-publish@release/v1
 
     - name: attest
-      uses: actions/attest@v1
+      uses: actions/attest@c578ab5e377a70e30e1411d16a0eba675e5dc2e9 # v1
       with:
         subject-path: |
           ./dist/*.tar.gz

.github/workflows/tests.yml

@@ -17,9 +17,9 @@ jobs:
     permissions:
       id-token: write  # unit tests use the ambient OIDC credential
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5
         with:
           python-version: ${{ matrix.python }}
           cache: "pip"