chore: use floating v0 tag for action refs

Use @v0 instead of @v0.5.0 so workflows automatically pick up
patch releases without manual updates.

Author: mmcky

.github/workflows/cache.yml

@@ -24,7 +24,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Build and Cache
-        uses: quantecon/actions/build-jupyter-cache@v0.5.0
+        uses: quantecon/actions/build-jupyter-cache@v0
         with:
           builders: 'html'
           source-dir: 'lectures'

.github/workflows/ci.yml

@@ -20,21 +20,21 @@ jobs:
 
       - name: Restore Build Cache
         id: cache
-        uses: quantecon/actions/restore-jupyter-cache@v0.5.0
+        uses: quantecon/actions/restore-jupyter-cache@v0
         with:
           cache-type: 'build'
           source-dir: 'lectures'
 
       - name: Build HTML
         id: build
-        uses: quantecon/actions/build-lectures@v0.5.0
+        uses: quantecon/actions/build-lectures@v0
         with:
           source-dir: 'lectures'
           builder: 'html'
           upload-failure-reports: true
 
       - name: Deploy to Netlify
-        uses: quantecon/actions/preview-netlify@v0.5.0
+        uses: quantecon/actions/preview-netlify@v0
         with:
           build-dir: ${{ steps.build.outputs.build-path }}
           netlify-auth-token: ${{ secrets.NETLIFY_AUTH_TOKEN }}

.github/workflows/publish.yml

@@ -28,22 +28,22 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Build PDF
-        uses: quantecon/actions/build-lectures@v0.5.0
+        uses: quantecon/actions/build-lectures@v0
         with:
           source-dir: 'lectures'
           builder: 'pdflatex'
           upload-failure-reports: true
 
       - name: Build Notebooks
-        uses: quantecon/actions/build-lectures@v0.5.0
+        uses: quantecon/actions/build-lectures@v0
         with:
           source-dir: 'lectures'
           builder: 'jupyter'
           upload-failure-reports: true
 
       - name: Build HTML
         id: build
-        uses: quantecon/actions/build-lectures@v0.5.0
+        uses: quantecon/actions/build-lectures@v0
         with:
           source-dir: 'lectures'
           builder: 'html'
@@ -53,6 +53,6 @@ jobs:
 
       - name: Deploy to GitHub Pages
         id: deploy
-        uses: quantecon/actions/publish-gh-pages@v0.5.0
+        uses: quantecon/actions/publish-gh-pages@v0
         with:
           build-dir: ${{ steps.build.outputs.build-path }}