update runner to self hosted

.github/workflows/arbitrator-ci.yml

@@ -22,16 +22,13 @@ on:
 
 env:
   RUST_BACKTRACE: 1
-  RUSTFLAGS: -Dwarnings # TODO: re-enable after wasmer upgrade
+  # RUSTFLAGS: -Dwarnings            # TODO: re-enable after wasmer upgrade
   WABT_VERSION: 1.0.32
 
 jobs:
   arbitrator:
     name: Run Arbitrator tests
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-latest]
+    runs-on: gh-shr-optimism
     steps:
       - name: Setup tmate session
         uses: mxschmitt/action-tmate@v3
@@ -146,9 +143,13 @@ jobs:
         if: steps.cache-cbrotli.outputs.cache-hit != 'true'
         uses: mymindstorm/setup-emsdk@v12
         with:
+          # Make sure to set a version number!
           version: 3.1.6
-          actions-cache-folder: "emsdk-cache-${{ github.run_id }}"
-          no-cache: false
+          # This is the name of the cache folder.
+          # The cache folder will be placed in the build directory,
+          #  so make sure it doesn't conflict with anything!
+          actions-cache-folder: "emsdk-cache"
+          no-cache: true
 
       - name: Build cbrotli-wasm
         if: steps.cache-cbrotli.outputs.cache-hit != 'true'
@@ -158,7 +159,7 @@ jobs:
         run: echo "$HOME/wabt-prefix/bin" >> "$GITHUB_PATH"
 
       - name: Make arbitrator libraries
-        run: RUSTFLAGS="-A warnings" make -j wasm-ci-build
+        run: make -j wasm-ci-build
 
       - name: Clippy check
         run: cargo clippy --all --manifest-path arbitrator/Cargo.toml -- -D warnings

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ on:
 jobs:
   test:
     name: Go Tests
-    runs-on: ubuntu-latest
+    runs-on: gh-shr-optimism
 
     # Creates a redis container for redis tests
     services: