ci: support next/kelvin/* binary and version string uploads

.github/workflows/next.yml

@@ -0,0 +1,23 @@
+name: Push to next/kelvin/*
+
+on:
+  push:
+    branches:
+      - 'next/kelvin/*'
+    paths:
+      - '*.bazel'
+      - '.bazelrc'
+      - '.github/workflows/**.yml'
+      - 'PACE'
+      - 'VERSION'
+      - 'bazel/**'
+      - 'pkg/**'
+
+jobs:
+  urbit:
+    uses: ./.github/workflows/shared.yml
+    with:
+      docker: true
+      upload: true
+      next: ${{ github.ref | replace('refs/heads/next/kelvin/', '') }}
+    secrets: inherit

.github/workflows/shared.yml

@@ -156,7 +156,11 @@ jobs:
         run: |
           bazel build :version_str
           sha_version=$(cat ./bazel-bin/version)
-          target="gs://${UPLOAD_BASE}/${{ inputs.pace }}/v${sha_version}/vere-v${sha_version}-${{ matrix.target }}"
+          if ${{ inputs.next != null }}; then
+            target="gs://${UPLOAD_BASE}/next/kelvin/${{ inputs.next }}/v${sha_version}/vere-v${sha_version}-${{ matrix.target }}"
+          else
+            target="gs://${UPLOAD_BASE}/${{ inputs.pace }}/v${sha_version}/vere-v${sha_version}-${{ matrix.target }}"
+          fi
 
           args=""
           # We never overwrite a binary deployed to the "live" train, but we do
@@ -229,7 +233,11 @@ jobs:
       - name: Upload latest deployed version string to GCP
         run: |
           echo "${{ inputs.pace }}" > ./PACE
-          target="gs://${UPLOAD_BASE}/${{ inputs.pace }}/last"
+          if ${{ inputs.next != null }}; then
+            target="gs://${UPLOAD_BASE}/next/kelvin/${{ inputs.next }}/last"
+          else
+            target="gs://${UPLOAD_BASE}/${{ inputs.pace }}/last"
+          fi
 
           bazel build :version_str
           # We don't use -n here because we want to overwrite the version

MAINTAINERS.md

@@ -61,7 +61,7 @@ the next release.
 ## Deploy Endpoints
 
 Binaries are deployed to the following endpoints, where `{VN}` is the version
-number in VERSION, `{CS}` is the shortened commit SHA of the commit the binary
+number in `VERSION`, `{CS}` is the shortened commit SHA of the commit the binary
 is built from, and `{P}` is one of `linux-aarch64`, `linux-x86_64`,
 `macos-aarch64`, and `macos-x86_64`:
 
@@ -71,7 +71,18 @@ is built from, and `{P}` is one of `linux-aarch64`, `linux-x86_64`,
 
 The most recently deployed version of a given train (pace) is uploaded to
 https://bootstrap.urbit.org/vere/{T}/last, where `{T}` is one of `edge`, `soon`,
-and `live`:
+and `live`.
+
+### `next/kelvin/*` Endpoints
+
+We also upload binaries for `next/kelvin/*` branches, where `{K}` is the Kelvin
+version of the branch:
+
+- https://bootstrap.urbit.org/vere/next/kelvin/{K}/v{VN}-{CS}/vere-v{VN}-{CS}-{P}
+
+Last deployed version strings for the `next/kelvin/*` branches are uploaded to:
+
+- https://bootstrap.urbit.org/vere/next/kelvin/{K}/last
 
 ## Releases