docs: Replace the dead Travis and AppVeyor badges with the one that runs

.github/actions/rhub-check/action.yml

@@ -0,0 +1,46 @@
+name: "Check on one R-hub platform"
+description: >
+  Run R CMD check for one entry of the matrices that `rhub-setup` produces,
+  in its container or on its virtual machine.
+  The calling job's matrix must be named `config`:
+  `r-hub/actions/run-check` reads `matrix.config.label` to decide
+  which sanitizer, valgrind or rchk findings to look for.
+
+inputs:
+  job-config:
+    description: "The `job-config` of the matrix entry."
+    required: true
+  token:
+    description: "Passed on to the R-hub actions, which use it for runs that `rhub::rhub_check()` starts."
+    required: false
+    default: ""
+  setup-r:
+    description: "Whether to install R first: `true` on a virtual machine, `false` in a container, which brings its own."
+    required: false
+    default: "false"
+
+runs:
+  using: "composite"
+  steps:
+    - uses: r-hub/actions/checkout@v1
+
+    - uses: r-hub/actions/setup-r@v1
+      if: inputs.setup-r == 'true'
+      with:
+        job-config: ${{ inputs.job-config }}
+        token: ${{ inputs.token }}
+
+    - uses: r-hub/actions/platform-info@v1
+      with:
+        job-config: ${{ inputs.job-config }}
+        token: ${{ inputs.token }}
+
+    - uses: r-hub/actions/setup-deps@v1
+      with:
+        job-config: ${{ inputs.job-config }}
+        token: ${{ inputs.token }}
+
+    - uses: r-hub/actions/run-check@v1
+      with:
+        job-config: ${{ inputs.job-config }}
+        token: ${{ inputs.token }}

.github/actions/rhub-setup/action.yml

@@ -0,0 +1,48 @@
+name: "Choose the R-hub platforms"
+description: >
+  Choose the R-hub platforms to check the package on,
+  and resolve them into the container and virtual-machine matrices that `rhub-check` runs.
+
+inputs:
+  config:
+    description: >
+      Comma- or space-separated R-hub platforms, overriding the package's own.
+      Empty uses `Config/gha/rhub-platforms` from DESCRIPTION,
+      or else the default for the package, see `platforms.R`.
+    required: false
+    default: ""
+
+outputs:
+  config:
+    description: "The chosen platforms, comma-separated, empty for none."
+    value: ${{ steps.choose.outputs.config }}
+  containers:
+    description: "Matrix of the container platforms, `[]` for none."
+    value: ${{ steps.setup.outputs.containers || '[]' }}
+  platforms:
+    description: "Matrix of the virtual-machine platforms, `[]` for none."
+    value: ${{ steps.setup.outputs.platforms || '[]' }}
+
+runs:
+  using: "composite"
+  steps:
+    - uses: r-lib/actions/setup-r@v2
+      with:
+        use-public-rspm: true
+
+    - name: Choose the platforms
+      id: choose
+      env:
+        REQUESTED: ${{ inputs.config }}
+      run: |
+        Rscript "${{ github.action_path }}/platforms.R"
+      shell: bash
+
+    # Skipped rather than called with an empty list: the outputs above turn a
+    # skipped step into two empty matrices, without pulling R-hub's image.
+    - name: Resolve the platforms into matrices
+      id: setup
+      if: steps.choose.outputs.config != ''
+      uses: r-hub/actions/setup@v1
+      with:
+        config: ${{ steps.choose.outputs.config }}

.github/actions/rhub-setup/platforms.R

@@ -0,0 +1,71 @@
+# Choose the R-hub platforms to check the package on, and write them to the
+# `config` output as a comma-separated list, empty for none.
+#
+# Run from the package's checkout. The first of these that is set wins:
+#
+#   * `REQUESTED`, the `config` input of the action;
+#   * `Config/gha/rhub-platforms` in DESCRIPTION, a comma- or space-separated
+#     list, or `none` to skip the checks;
+#   * the default: `nosuggests` for every package, plus `gcc-asan`,
+#     `clang-asan`, `clang-ubsan`, `valgrind` and `rchk` when `src/` holds
+#     sources to compile. rchk inspects the package's shared object and fails
+#     on a package without one, so it belongs to compiled code only.
+
+requested <- trimws(Sys.getenv("REQUESTED"))
+# read.dcf(), not `grep`: a DCF value may wrap onto continuation lines.
+declared <- read.dcf("DESCRIPTION", fields = "Config/gha/rhub-platforms")[1, 1]
+
+# The file types R CMD INSTALL compiles from src/.
+sources <- dir(
+  "src",
+  pattern = "[.](c|cc|cpp|cxx|f|f90|f95|m|mm)$",
+  ignore.case = TRUE,
+  recursive = TRUE
+)
+compiled <- length(sources) > 0
+
+if (nzchar(requested)) {
+  spec <- requested
+  origin <- "the `config` input of this run"
+} else if (!is.na(declared)) {
+  spec <- declared
+  origin <- "`Config/gha/rhub-platforms` in DESCRIPTION"
+} else if (compiled) {
+  spec <- "nosuggests gcc-asan clang-asan clang-ubsan valgrind rchk"
+  origin <- "the default for a package with compiled code in src/"
+} else {
+  spec <- "nosuggests"
+  origin <- "the default for a package without compiled code"
+}
+
+platforms <- strsplit(trimws(spec), "[[:space:],]+")[[1]]
+platforms <- platforms[nzchar(platforms)]
+
+# The list is spliced into a shell command by r-hub/actions/setup,
+# so anything but a plain platform name is refused here.
+bad <- grep("^[A-Za-z0-9._-]+$", platforms, value = TRUE, invert = TRUE)
+if (length(bad) > 0) {
+  stop("Not an R-hub platform name: ", paste0("'", bad, "'", collapse = ", "), call. = FALSE)
+}
+if ("none" %in% platforms) {
+  if (length(platforms) > 1) {
+    stop("`none` cannot be combined with other platforms.", call. = FALSE)
+  }
+  platforms <- character()
+}
+
+config <- paste(platforms, collapse = ",")
+cat("config=", config, "\n", sep = "", file = Sys.getenv("GITHUB_OUTPUT"), append = TRUE)
+
+summary <- c(
+  "## R-hub platforms",
+  "",
+  if (length(platforms) > 0) {
+    paste0("Checking on ", paste0("`", platforms, "`", collapse = ", "), ", from ", origin, ".")
+  } else {
+    paste0("No checks, as set by ", origin, ".")
+  },
+  ""
+)
+writeLines(summary)
+cat(summary, sep = "\n", file = Sys.getenv("GITHUB_STEP_SUMMARY"), append = TRUE)

.github/workflows/R-CMD-check-dev.yaml

@@ -19,6 +19,7 @@ permissions:
 jobs:
   matrix:
     runs-on: ubuntu-26.04
+    timeout-minutes: 30 # longest run seen: 2 min
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
 
@@ -40,6 +41,7 @@ jobs:
 
   check-matrix:
     runs-on: ubuntu-26.04
+    timeout-minutes: 15 # longest run seen: 1 min
     needs: matrix
 
     name: Check deps
@@ -54,9 +56,13 @@ jobs:
 
   R-CMD-check-base:
     runs-on: ubuntu-26.04
+    timeout-minutes: 120 # longest run seen: 46 min
 
     name: base
 
+    outputs:
+      binary: ${{ steps.binary.outputs.artifact-name }}
+
     permissions:
       # Both required by the update-snapshots action, which opens a pull
       # request with refreshed snapshots.
@@ -78,7 +84,7 @@ jobs:
         with:
           cache-version: rcc-dev-base-1
           needs: build, check
-          extra-packages: "any::rcmdcheck any::remotes ."
+          extra-packages: "any::rcmdcheck any::remotes"
           token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Session info
@@ -88,21 +94,28 @@ jobs:
         uses: ./.github/workflows/custom/after-install
         if: hashFiles('.github/workflows/custom/after-install/action.yml') != ''
 
+      - name: Build, install and upload the binary package
+        id: binary
+        uses: cynkra/cynkratemplate/.github/actions/build-binary@main
+        with:
+          name: ubuntu-26.04-rrelease-base
+
       - name: Update the testthat snapshots
         uses: cynkra/cynkratemplate/.github/actions/update-snapshots@main
         if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
 
       - name: Run R CMD check
         uses: cynkra/cynkratemplate/.github/actions/check@main
         with:
-          results: ${{ matrix.package }}
+          results: base
 
   R-CMD-check-dev:
     needs:
       - matrix
       - R-CMD-check-base
 
     runs-on: ubuntu-26.04
+    timeout-minutes: 120 # longest run seen: 57 min
 
     name: 'rcc-dev: ${{ matrix.package }}'
 
@@ -127,9 +140,15 @@ jobs:
         with:
           cache-version: rcc-dev-${{ matrix.package }}-1
           needs: build, check
-          extra-packages: "any::rcmdcheck r-lib/remotes@f-618-universe ."
+          extra-packages: "any::rcmdcheck r-lib/remotes@f-618-universe"
           token: ${{ secrets.GITHUB_TOKEN }}
 
+      # Same runner and R version as the base job, so its binary fits.
+      - name: Install the package from the base job's binary
+        uses: cynkra/cynkratemplate/.github/actions/install-binary@main
+        with:
+          name: ${{ needs.R-CMD-check-base.outputs.binary }}
+
       - name: Install dev version of ${{ matrix.package }}
         env:
           GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/R-CMD-check-status.yaml

@@ -36,6 +36,7 @@ permissions: {}
 jobs:
   rcc-status:
     runs-on: ubuntu-26.04
+    timeout-minutes: 15 # longest run seen: 1 min
 
     name: "Update commit status"