Migrate to GCP Artifact Registry (#80)

Migrates our image storage from AWS ECR to GCP Artifact Registry to
improve compatibility with fly.io. In the past, we've encountered some
odd behavior with AWS ECR that doesn't appear to occur with other
registries.

Author: akrantz01

.github/workflows/deploy.yml

@@ -26,16 +26,19 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-docker-buildx-${{ matrix.app }}-${{ hashFiles('**/poetry.lock') }}-
 
-      - uses: aws-actions/configure-aws-credentials@v2
+      - uses: google-github-actions/auth@v1
+        id: gcp
         with:
-          role-to-assume: ${{ secrets.AWS_ROLE }}
-          role-session-name: ${{ github.run_id }}
-          aws-region: us-east-1
+          token_format: access_token
+          workload_identity_provider: ${{ secrets.GOOGLE_WORKLOAD_IDENTITY_PROVIDER }}
+          service_account: ${{ secrets.GOOGLE_SERVICE_ACCOUNT }}
+          access_token_lifetime: 150s
 
-      - uses: aws-actions/amazon-ecr-login@v1
-        id: login-ecr
+      - uses: docker/login-action@v2
         with:
-          registry-type: public
+          registry: us-central1-docker.pkg.dev
+          username: oauth2accesstoken
+          password: ${{ steps.gcp.outputs.access_token }}
 
       - name: Get short Git SHA
         id: short-sha
@@ -46,7 +49,7 @@ jobs:
       - uses: docker/metadata-action@v4
         id: meta
         with:
-          images: ${{ steps.login-ecr.outputs.registry }}/wafflehacks/application-portal-${{ matrix.app }}
+          images: us-central1-docker.pkg.dev/wafflehacks-production/application-portal/${{ matrix.app }}
           tags: |
             type=ref,event=branch
             type=ref,event=pr

api/fly.toml

@@ -7,7 +7,7 @@ app = "application-portal-api"
 primary_region = "yyz"
 
 [build]
-   image = "public.ecr.aws/wafflehacks/application-portal-api:sha-SHORT_SHA"
+  image = "us-central1-docker.pkg.dev/wafflehacks-production/application-portal/api:sha-SHORT_SHA"
 
 [deploy]
   release_command = "migrate"

tasks/fly.toml

@@ -7,7 +7,7 @@ app = "application-portal-tasks"
 primary_region = "yyz"
 
 [build]
-  image = "public.ecr.aws/wafflehacks/application-portal-tasks:sha-SHORT_SHA"
+  image = "us-central1-docker.pkg.dev/wafflehacks-production/application-portal/tasks:sha-SHORT_SHA"
 
 [deploy]
   strategy = "rolling"