Build on Github ARM (#4313)

Author: marcoacierno

.github/workflows/build-backend.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: [self-hosted]
+    runs-on: ubuntu-24.04-arm
     steps:
       - uses: actions/checkout@v4
         with:
@@ -36,6 +36,6 @@ jobs:
           provenance: false
           push: true
           tags: ${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.eu-central-1.amazonaws.com/pythonit/pycon-backend:arm-${{ inputs.githash }}
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
           platforms: linux/arm64

.github/workflows/build-base-pretix.yml

@@ -13,7 +13,7 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: [self-hosted]
+    runs-on: ubuntu-24.04-arm
     permissions:
       contents: read
       packages: write
@@ -40,6 +40,6 @@ jobs:
           provenance: false
           push: true
           tags: ghcr.io/pythonitalia/pycon/base-pretix:${{ inputs.version }}
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
           platforms: linux/arm64

.github/workflows/build-frontend.yml

@@ -11,7 +11,7 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: [self-hosted]
+    runs-on: ubuntu-24.04-arm
     steps:
       - uses: actions/checkout@v4
         with:
@@ -51,8 +51,8 @@ jobs:
           provenance: false
           push: true
           tags: ${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.eu-central-1.amazonaws.com/pythonit/${{ inputs.tf_environment }}-pycon-frontend:${{ inputs.githash }}
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
           platforms: linux/arm64
           build-args: |
             API_URL_SERVER=https://${{ fromJSON('["pastaporto-", ""]')[github.ref == 'refs/heads/main'] }}admin.pycon.it

.github/workflows/build-pretix.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   build:
     name: Build pretix
-    runs-on: [self-hosted]
+    runs-on: ubuntu-24.04-arm
     steps:
       - uses: actions/checkout@v4
         with:
@@ -34,6 +34,6 @@ jobs:
           provenance: false
           push: true
           tags: ${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.eu-central-1.amazonaws.com/pythonit/pretix:arm-${{ inputs.githash }}
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
           platforms: linux/arm64