Convert acceptance to use github actions (#2046)

* Terraform: increase node sizes
* update GKE to use already created subnets
* Dispatch: dispatch to consul-k8s-workflows

.github/workflows/nightly-acceptance.yml

@@ -0,0 +1,27 @@
+# Dispatch to the consul-k8s-workflows with a nightly cron
+name: nightly-acceptance
+on:
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    # Run nightly at 12AM UTC/8PM EST/5PM PST
+    - cron:  '0 0 * * *'
+
+# these should be the only settings that you will ever need to change
+env:
+  CONSUL_IMAGE: hashicorppreview/consul-enterprise:1.16-dev # Consul's enterprise version to use in tests
+  BRANCH: ${{ github.ref_name }}
+  CONTEXT: "nightly"
+
+jobs:
+  cloud:
+    name: cloud
+    runs-on: ubuntu-latest
+    steps:
+    - uses: benc-uk/[email protected]
+      name: cloud
+      with:
+        workflow: cloud.yml
+        repo: hashicorp/consul-k8s-workflows
+        ref: main
+        token: ${{ secrets.ELEVATED_GITHUB_TOKEN }}
+        inputs: '{ "context":"${{ env.CONTEXT }}", "repository":"${{ github.repository }}", "branch":"${{ env.BRANCH }}", "sha":"${{ github.sha }}", "token":"${{ secrets.ELEVATED_GITHUB_TOKEN }}", "consul-image":"${{ env.CONSUL_IMAGE }}" }'

.github/workflows/pr.yml

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+# Dispatch to the consul-k8s-workflows when a PR is created and on merges to main/release*
+name: pr
+on:
+  pull_request:
+  push:
+    # Sequence of patterns matched against refs/heads
+    branches:
+      # Push events on main branch
+      - main
+      # Push events to branches matching refs/heads/release/**
+      - "release/**"
+
+# these should be the only settings that you will ever need to change
+env:
+  CONSUL_IMAGE: hashicorppreview/consul-enterprise:1.16-dev # Consul's enterprise version to use in tests. We use this consul image on release branches too
+  BRANCH: ${{ github.head_ref || github.ref_name }} 
+  CONTEXT: "${{ github.actor }}"
+
+jobs:
+  test:
+    name: test
+    runs-on: ubuntu-latest
+    steps:
+    - uses: benc-uk/[email protected]
+      name: test
+      with:
+        workflow: test.yml
+        repo: hashicorp/consul-k8s-workflows
+        ref: main
+        token: ${{ secrets.ELEVATED_GITHUB_TOKEN }}
+        inputs: '{ "context":"${{ env.CONTEXT }}", "repository":"${{ github.repository }}", "branch":"${{ env.BRANCH }}", "sha":"${{ github.sha }}", "token":"${{ secrets.ELEVATED_GITHUB_TOKEN }}", "consul-image":"${{ env.CONSUL_IMAGE }}" }'