try setting up weekly natverse build

* also runs on pushes to feature/natverse-weekly
* multi platform
* would like to see how sysreqs work out

.github/workflows/natverse-weekly.yaml

@@ -0,0 +1,58 @@
+# Workflow derived from https://github.com/r-lib/actions/tree/v2/examples
+# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
+#
+# NOTE: This workflow is overkill for most R packages and
+# check-standard.yaml is likely a better choice.
+# usethis::use_github_action("check-standard") will install it.
+on:
+  schedule:
+    - cron: "0 10 * * 1"
+  push:
+    branches: [feature/natverse-weekly]
+
+jobs:
+  natverse-weekly:
+    runs-on: ${{ matrix.config.os }}
+    name: ${{ matrix.config.os }} (${{ matrix.config.r }})
+    strategy:
+      fail-fast: false
+      matrix:
+        config:
+          - {os: macos-latest,   r: 'release'}
+
+          - {os: windows-latest, r: 'release'}
+
+          - {os: ubuntu-latest,   r: 'devel', http-user-agent: 'release'}
+          - {os: ubuntu-latest,   r: 'release'}
+          - {os: ubuntu-latest,   r: 'oldrel-1'}
+    env:
+      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
+      RSPM: ${{ matrix.config.rspm }}
+      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
+      RGL_USE_NULL: true
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          use-public-rspm: true
+          r-version: ${{ matrix.config.r }}
+
+      - uses: r-lib/actions/setup-pandoc@v2
+
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          extra-packages: local::.
+
+      - name: natmanager core
+        run: natmanager::install('core')
+        shell: Rscript {0}
+
+      - name: natmanager natverse
+        run: natmanager::install('natverse')
+        shell: Rscript {0}
+
+      - name: natmanager extra
+        run: natmanager::install(pkgs='cocnatfly')
+        shell: Rscript {0}