add arch to cache key

Author: Geometer1729

.github/actions/build/action.yml

@@ -45,7 +45,7 @@ runs:
         path: |
           src/bindings/compiled
           src/bindings/mina-transaction/gen
-        key: bindings-${{ github.event.pull_request.head.sha || github.sha }}-${{ inputs.proof_systems_commit }}
+        key: bindings-${{ runner.OS }}-${{ runner.arch}}-${{ github.event.pull_request.head.sha || github.sha }}-${{ inputs.proof_systems_commit }}
     - name: Build the o1js bindings
       if: ${{ steps.bindings-cache.outputs.cache-hit != 'true' }}
       shell: bash
@@ -61,7 +61,7 @@ runs:
           ~/.npm
           node_modules
           dist
-        key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}-${{ hashFiles('**/*.ts', '**/*.js') }}
+        key: ${{ runner.OS }}-${{ runner.arch }}-node-${{ hashFiles('**/package-lock.json') }}-${{ hashFiles('**/*.ts', '**/*.js') }}
     - name: Build examples
       if: ${{ steps.cache.outputs.cache-hit != 'true' }}
       shell: bash

.github/workflows/checks.yml

@@ -293,7 +293,7 @@ jobs:
         uses: actions/cache@v4
         with:
           path: ~/.npm
-          key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}
+          key: ${{ runner.OS }}-${runner.arch }}-node-${{ hashFiles('**/package-lock.json') }}
 
       - name: Cache Playwright browsers
         uses: actions/cache@v4
@@ -327,12 +327,7 @@ jobs:
   master:
     needs: [Prepare]
     timeout-minutes: 45
-    strategy:
-      fail-fast: false
-      matrix:
-        runner: [sdk-team-github-runner-arm-01-benchmarks,sdk-team-github-runner-x86-01-benchmarks,sdk-team-github-runner-x86-02-build,sdk-team-github-runner-x86-03-build,sdk-team-github-runner-x86-04-build]
-
-    runs-on: ${{ matrix.runner }}
+    runs-on: ubuntu-latest
     services:
       mina-local-network:
         image: o1labs/mina-local-network:master-latest-lightnet
@@ -367,12 +362,7 @@ jobs:
   compatible:
     needs: [Prepare]
     timeout-minutes: 45
-    strategy:
-      fail-fast: false
-      matrix:
-        runner: [sdk-team-github-runner-arm-01-benchmarks,sdk-team-github-runner-x86-01-benchmarks,sdk-team-github-runner-x86-02-build,sdk-team-github-runner-x86-03-build,sdk-team-github-runner-x86-04-build]
-
-    runs-on: ${{ matrix.runner }}
+    runs-on: ubuntu-latest
     services:
       mina-local-network:
         image: o1labs/mina-local-network:compatible-latest-lightnet