MAINT: update docker backend (#414)

Author: mmcky

.github/workflows/cache.yml

@@ -7,7 +7,7 @@ jobs:
   cache:
     runs-on: quantecon-gpu-runner
     container:
-      image: ghcr.io/quantecon/lecture-python-container:cuda-12.5.0-anaconda-2024-06-py311
+      image: ghcr.io/quantecon/lecture-python-container:cuda-12.6.0-anaconda-2024-06-py312
       options: --gpus all
     steps:
       - uses: actions/checkout@v4

.github/workflows/ci.yml

@@ -4,7 +4,7 @@ jobs:
   preview:
     runs-on: quantecon-gpu-runner
     container:
-      image: ghcr.io/quantecon/lecture-python-container:cuda-12.6.0-anaconda-2024-06-py311
+      image: ghcr.io/quantecon/lecture-python-container:cuda-12.6.0-anaconda-2024-06-py312
       options: --gpus all
     steps:
       - uses: actions/checkout@v4

.github/workflows/execution.yml

@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest"]
-        python-version: ["3.11"]
+        python-version: ["3.12"]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -54,7 +54,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["macos-latest"]
-        python-version: ["3.11"]
+        python-version: ["3.12"]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -86,7 +86,7 @@ jobs:
   #     fail-fast: false
   #     matrix:
   #       os: ["windows-latest"]
-  #       python-version: ["3.11"]
+  #       python-version: ["3.12"]
   #   steps:
   #     - name: Checkout
   #       uses: actions/checkout@v4

.github/workflows/linkcheck.yml

@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest"]
-        python-version: ["3.11"]
+        python-version: ["3.12"]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -23,7 +23,7 @@ jobs:
           auto-update-conda: true
           auto-activate-base: true
           miniconda-version: 'latest'
-          python-version: '3.11'
+          python-version: '3.12'
           environment-file: environment.yml
           activate-environment: quantecon
       - name: Download "build" folder (cache)

.github/workflows/publish.yml

@@ -8,7 +8,7 @@ jobs:
     if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags')
     runs-on: quantecon-gpu-runner
     container:
-      image: ghcr.io/quantecon/lecture-python-container:cuda-12.5.0-anaconda-2024-06-py311
+      image: ghcr.io/quantecon/lecture-python-container:cuda-12.6.0-anaconda-2024-06-py312
       options: --gpus all
     steps:
       - name: Checkout

environment.yml

@@ -2,7 +2,7 @@ name: quantecon
 channels:
   - default
 dependencies:
-  - python=3.11
+  - python=3.12
   - anaconda=2024.06
   - pip
   - pip: