Mirror CI improvements from conda's GH workflow

ci/github/.condarc → .github/condarc

@@ -1,8 +1,10 @@
-auto_update_conda: False
+always_yes: True
 auto_activate_base: True
-notify_outdated_conda: False
+auto_update_conda: False
 changeps1: False
-pkgs_dirs:
-- /usr/share/miniconda/envs/test/pkgs
-always_yes: True
+channels:
+  - defaults
 local_repodata_ttl: 7200
+notify_outdated_conda: False
+pkgs_dirs:
+  - /usr/share/miniconda/envs/test/pkgs

.github/workflows/durations.yml

@@ -0,0 +1,63 @@
+name: Update Durations
+
+on:
+  # every Sunday at 00:00 UTC
+  # https://crontab.guru/#0_0_*_*_0
+  schedule:
+    - cron: '0 0 * * 0'
+
+  # https://docs.github.com/en/webhooks-and-events/webhooks/webhook-events-and-payloads#workflow_dispatch
+  workflow_dispatch:
+
+jobs:
+  update-durations:
+    runs-on: ubuntu-latest
+    permissions:
+      # necessary to open PR
+      # https://github.com/peter-evans/create-pull-request#action-inputs
+      contents: write
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: download recent artifacts
+        run: |
+          gh run list \
+            --branch main \
+            --workflow tests \
+            --limit 10 \
+            --json databaseId \
+            --jq '.[].databaseId' \
+          | xargs \
+            -n 1 \
+          gh run download \
+            --dir ${{ runner.temp }}/artifacts/ \
+            --pattern '*-all' \
+          || true
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.11'
+
+      - name: combine recent durations from artifacts
+        run: python ./tools/durations/combine.py ${{ runner.temp }}/artifacts/
+
+      - name: create updated durations PR
+        uses: peter-evans/create-pull-request@v5
+        with:
+          push-to-fork: conda-bot/conda
+          token: ${{ secrets.DURATIONS_TOKEN }}
+          branch: update-durations
+          delete-branch: true
+          commit-message: Update test durations
+          author: Conda Bot <18747875+conda-bot@users.noreply.github.com>
+          committer: Conda Bot <18747875+conda-bot@users.noreply.github.com>
+          title: 🤖 Update test durations
+          body: |
+            Aggregate recent test durations for each test and update the durations file.
+
+            [durations.yml]: ${{ github.server_url }}/${{ github.repository }}/blob/main/.github/workflows/durations.yml
+
+            This PR was created automatically by the [`durations.yml`][durations.yml] workflow.