fix: testnet deploy permissions and stats path-based routing

- Add sudo to cp commands in testnet deploy job (JOY user can't write to ubuntu dirs)
- Switch testnet frontend stats/viz from subdomain to path-based routing
  (test-stats.doscan.io blocked by Cloudflare → test.doscan.io/stats-api)

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

Author: JOY

.github/workflows/deploy-config.yml

@@ -117,11 +117,11 @@ jobs:
             DEPLOY_PATH=/home/ubuntu/services/DOScan/docker-compose
             SRC=/tmp/doscan-deploy
 
-            cp $SRC/docker-compose-testnet.yml $DEPLOY_PATH/docker-compose.yml
-            cp $SRC/Caddyfile-testnet $DEPLOY_PATH/Caddyfile
-            cp $SRC/envs/common-frontend-testnet.env $DEPLOY_PATH/envs/common-frontend.env
-            cp $SRC/envs/common-smart-contract-verifier.env $DEPLOY_PATH/envs/common-smart-contract-verifier.env
-            cp $SRC/envs/common-visualizer.env $DEPLOY_PATH/envs/common-visualizer.env
+            sudo cp $SRC/docker-compose-testnet.yml $DEPLOY_PATH/docker-compose.yml
+            sudo cp $SRC/Caddyfile-testnet $DEPLOY_PATH/Caddyfile
+            sudo cp $SRC/envs/common-frontend-testnet.env $DEPLOY_PATH/envs/common-frontend.env
+            sudo cp $SRC/envs/common-smart-contract-verifier.env $DEPLOY_PATH/envs/common-smart-contract-verifier.env
+            sudo cp $SRC/envs/common-visualizer.env $DEPLOY_PATH/envs/common-visualizer.env
 
             cd $DEPLOY_PATH
             sudo docker compose up -d --remove-orphans

docker-compose/envs/common-frontend-testnet.env

@@ -258,13 +258,13 @@ NEXT_PUBLIC_MARKETPLACE_CATEGORIES_URL=https://raw.githubusercontent.com/DOSLabs
 # =============================================================================
 # FEATURE: SOLIDITY TO UML
 # =============================================================================
-NEXT_PUBLIC_VISUALIZE_API_HOST=https://viz-beta.doscan.io
+NEXT_PUBLIC_VISUALIZE_API_HOST=https://test.doscan.io/visualize
 # NEXT_PUBLIC_VISUALIZE_API_BASE_PATH=
 
 # =============================================================================
 # FEATURE: BLOCKCHAIN STATISTICS
 # =============================================================================
-NEXT_PUBLIC_STATS_API_HOST=https://test-stats.doscan.io
+NEXT_PUBLIC_STATS_API_HOST=https://test.doscan.io/stats-api
 # NEXT_PUBLIC_STATS_API_BASE_PATH=
 
 # =============================================================================