chore: attempt to use Scaleway Container registry

Pulls from ghcr.io seem to be awfully slow from Scaleway instances
(more than 10 minutes to pull the pipeline image).
Let's see if it's worth changing the registry.

.github/workflows/build.yml

@@ -21,8 +21,8 @@ jobs:
         service: ["api", "datawarehouse", "pipeline"]
 
     env:
-      REGISTRY: ghcr.io
-      IMAGE_NAME: ${{ github.repository }}-${{ matrix.service }}
+      REGISTRY: rg.fr-par.scw.cloud/data-inclusion
+      IMAGE_NAME: ${{ github.event.repository.name }}-${{ matrix.service }}
 
     permissions:
       contents: read
@@ -39,8 +39,8 @@ jobs:
         uses: docker/login-action@v2
         with:
           registry: ${{ env.REGISTRY }}
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          username: nologin
+          password: ${{ secrets.SCALEWAY_REGISTRY_SECRET_KEY }}
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta

deployment/modules/stack_data/docker-compose.yml

@@ -93,7 +93,7 @@ services:
 
   airflow-scheduler:
     <<: *airflow-common
-    image: ghcr.io/betagouv/data-inclusion-pipeline:${STACK_VERSION}
+    image: rg.fr-par.scw.cloud/data-inclusion/data-inclusion-pipeline:${STACK_VERSION}
     command: scheduler
     restart: always
     healthcheck:
@@ -111,7 +111,7 @@ services:
         condition: service_completed_successfully
 
   datawarehouse:
-    image: ghcr.io/betagouv/data-inclusion-datawarehouse:${STACK_VERSION}
+    image: rg.fr-par.scw.cloud/data-inclusion/data-inclusion-datawarehouse:${STACK_VERSION}
     restart: always
     healthcheck:
       test: [ "CMD", "pg_isready", "-U", "${DATAWAREHOUSE_DI_USERNAME}"]
@@ -127,7 +127,7 @@ services:
       - datawarehouse-data:/var/lib/postgresql/data
 
   api:
-    image: ghcr.io/betagouv/data-inclusion-api:${STACK_VERSION}
+    image: rg.fr-par.scw.cloud/data-inclusion/data-inclusion-api:${STACK_VERSION}
     depends_on:
       - datawarehouse
     restart: always