chore: Use self-hosted

Author: lewisjared

.github/actions/regenerate/action.yml

@@ -4,8 +4,6 @@ runs:
   using: "composite"
   steps:
     - uses: ./.github/actions/setup
-      with:
-        cache-esgf: true
 
     - name: Verify registry
       shell: bash

.github/actions/setup/action.yml

@@ -1,26 +1,13 @@
 name: "Setup Python via pixi"
-description: "setup Python and pixi with caches"
-inputs:
-  cache-esgf:
-    description: "Cache any downloaded ESGF data"
-    required: false
-    default: "false"
-
+description: "setup Python and pixi"
 runs:
   using: "composite"
   steps:
     - name: Install pixi
-      uses: prefix-dev/setup-pixi@v0.8.3
+      uses: prefix-dev/setup-pixi@v0.8.11
       with:
-        pixi-version: "v0.40.2"
+        pixi-version: "v0.49.0"
         cache: true
         # Frozen is needed as the ref git dependency was not playing nice with a fully locked environment
         frozen: true
         log-level: "v"
-    - name: Cache downloaded ESGF data
-      uses: actions/cache@v4
-      if: ${{ inputs.cache-esgf == 'true' }}
-      with:
-        path: |
-          ~/.esgf
-        key: esgf

.github/workflows/ci.yaml

@@ -22,26 +22,11 @@ jobs:
         run: make pre-commit
 
   tests:
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [ "ubuntu-latest" ]
-        python-version: [ "3.12"]
-    runs-on: "${{ matrix.os }}"
-    defaults:
-      run:
-        # This might be needed for Windows and doesn't seem to affect unix-based systems
-        # so we include it. If you have better proof of whether this is needed or not,
-        # feel free to update.
-        shell: bash
+    runs-on: "self-hosted"
     steps:
       - name: Check out repository
         uses: actions/checkout@v4
       - uses: ./.github/actions/setup
-        with:
-          python-version: ${{ matrix.python-version }}
-          cache-esgf: true
-
       - name: Verify registry
         env:
           QUIET: true