Ship legacy migrate APIs, portfolio/blog old-id schema, and admin migrate/purge flows.

Co-authored-by: Cursor <cursoragent@cursor.com>

.env.example

@@ -24,16 +24,35 @@ JWT_REFRESH_EXPIRES_IN=7d
 # SMS (set to true when SMS provider API is ready)
 SMS_ENABLED=false
 
-# Object storage (Parmin / S3-compatible)
+# Object storage (Parspack / S3-compatible)
+# Bucket id is the Parspack account id. Object keys live under meshkee/...
+#   meshkee/businesses/{businessId}/media/{file}
+#   meshkee/businesses/{businessId}/brand/{file}
 STORAGE_DISK=s3
-S3_ENDPOINT=https://sas.amin.parminstorage.ir
-S3_BUCKET=meshkee-storage
-S3_PUBLIC_URL=https://meshkee-storage.sas.amin.parminstorage.ir
+S3_ENDPOINT=https://c804387.parspack.net
+S3_BUCKET=c804387
+S3_PUBLIC_URL=https://c804387.parspack.net/c804387
 S3_REGION=us-east-1
 S3_FORCE_PATH_STYLE=true
 S3_ACCESS_KEY_ID=
 S3_SECRET_ACCESS_KEY=
 
+# Legacy WillaEngine MySQL (SSH tunnel to old host, e.g. ssh -L 3307:127.0.0.1:3307 root@89.42.138.52)
+OLD_MYSQL_HOST=127.0.0.1
+OLD_MYSQL_PORT=3307
+OLD_MYSQL_USER=
+OLD_MYSQL_PASSWORD=
+OLD_MYSQL_DATABASE=willaengine
+
+# Legacy Parmin S3 (source for portfolio/media byte-copy; images >300KB are skipped)
+OLD_S3_ENDPOINT=https://sas.amin.parminstorage.ir
+OLD_S3_BUCKET=meshkee-storage
+OLD_S3_PUBLIC_URL=https://meshkee-storage.sas.amin.parminstorage.ir
+OLD_S3_REGION=us-east-1
+OLD_S3_FORCE_PATH_STYLE=true
+OLD_S3_ACCESS_KEY_ID=
+OLD_S3_SECRET_ACCESS_KEY=
+
 # AI product generation (use Groq free tier or OpenAI)
 AI_PROVIDER=groq
 GROQ_API_KEY=