ci: update backend image to DOScan v10.0.1

Switch from metados/blockscout:latest to ghcr.io/dos/doscan:10.0.1.commit.824dc3a5
across mainnet, testnet, and beta compose files.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: JOY

docker-compose/docker-compose-beta.yml

@@ -30,7 +30,7 @@ services:
     depends_on:
       redis-db:
         condition: service_healthy
-    image: metados/blockscout:latest
+    image: ghcr.io/dos/doscan:10.0.1.commit.824dc3a5
     pull_policy: always
     restart: always
     stop_grace_period: 5m

docker-compose/docker-compose-mainnet.yml

@@ -63,7 +63,7 @@ services:
         condition: service_healthy
       redis-db:
         condition: service_healthy
-    image: metados/blockscout:latest
+    image: ghcr.io/dos/doscan:10.0.1.commit.824dc3a5
     pull_policy: always
     restart: always
     stop_grace_period: 5m

docker-compose/docker-compose-testnet.yml

@@ -82,7 +82,7 @@ services:
       - db
       - redis-db
       - avago
-    image: metados/blockscout:latest
+    image: ghcr.io/dos/doscan:10.0.1.commit.824dc3a5
     pull_policy: always
     restart: always
     stop_grace_period: 5m