setup a cron job to test beta-4 continuously (FuelLabs#1436)

fixes: FuelLabs#1420

Uses a recurring github action to run e2e tests against the beta-4
environment.


Successful run demonstrated here:
https://github.com/FuelLabs/fuel-core/actions/runs/6593133202/job/17915110825?pr=1436

.github/workflows/e2e-test-beta4-dev.yml

@@ -0,0 +1,19 @@
+name: E2E Test Beta-4
+
+on:
+  schedule:
+    - cron: '* * * * *'
+
+jobs:
+  e2e_test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup e2e config secrets
+        run: |
+          export e2e_wallet_a="${{ secrets.E2E_WALLET_A }}"
+          export e2e_wallet_b="${{ secrets.E2E_WALLET_B }}"
+          envsubst < ${{ github.workspace }}/.github/workflows/e2e_config/beta-4.toml.template > ${{ github.workspace }}/.github/workflows/e2e_config/beta-4.toml
+
+      - name: Run e2e tests with docker
+        run: docker run -v ${{ github.workspace }}/.github/workflows/e2e_config:/etc/e2e_config -e FUEL_CORE_E2E_CONFIG='/etc/e2e_config/beta-4.toml' ghcr.io/fuellabs/fuel-core-e2e-client:v0.20.7 ./fuel-core-e2e-client -- alice

.github/workflows/e2e_config/beta-4.toml.template

@@ -0,0 +1,9 @@
+endpoint = "https://beta-4.fuel.network/graphql"
+wallet_sync_timeout = "10s"
+full_test = false
+
+[wallet_a]
+secret = "${e2e_wallet_a}"
+
+[wallet_b]
+secret = "${e2e_wallet_b}"

CHANGELOG.md

@@ -10,6 +10,7 @@ Description of the upcoming release here.
 
 ### Added
 
+- [#1436](https://github.com/FuelLabs/fuel-core/pull/1436): Add a github action to continuously test beta-4
 - [#1432](https://github.com/FuelLabs/fuel-core/pull/1432): Add a new `--api-request-timeout` argument to control TTL for GraphQL requests.
 - [#1419](https://github.com/FuelLabs/fuel-core/pull/1419): Add additional "sanity" benchmarks for arithmetic op code instructions.
 - [#1411](https://github.com/FuelLabs/fuel-core/pull/1411): Added WASM and `no_std` compatibility.