build(actions): use linux/amd64, linux/arm64, sequoia, tahoe

Author: UnbornAztecKing

.github/workflows/build.yml

@@ -12,8 +12,19 @@ jobs:
 
     strategy:
       matrix:
-        os: [linux, darwin]
-        arch: [amd64, arm64]
+        include:
+          - os: linux
+            arch: amd64
+            runner: ubuntu-latest
+          - os: linux
+            arch: arm64
+            runner: ubuntu-latest
+          - os: darwin
+            arch: arm64
+            runner: macos-15
+          - os: darwin
+            arch: arm64
+            runner: macos-26
 
     steps:
       - name: Checkout code
@@ -42,6 +53,10 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-go-
 
-      - name: Build chain and sidecar
+      - name: Build chain
         run: |
-          make build-sim-app && make build
+          make build-sim-app
+
+      - name: Build sidecar
+        run: |
+          make build