fix(auth): respect SEED_DEMO_USERS=false to prevent re-seeding demo users

docker-compose.test.yml

@@ -87,6 +87,7 @@ services:
         condition: service_healthy
     environment:
       ENV: test
+      SEED_DEMO_USERS: "false"
       HTTP_ADDR: ":${HTTP_PORT:-8081}"
       HTTP_PORT: "${HTTP_PORT:-8081}"
       HTTP_HOST: "0.0.0.0"

internal/auth/bootstrap.go

@@ -3,6 +3,7 @@ package auth
 import (
 	"context"
 	"fmt"
+	"os"
 
 	"chat-agent-system/internal/config"
 	"github.com/jackc/pgx/v5/pgxpool"
@@ -63,6 +64,9 @@ func BootstrapDevSeedUsers(ctx context.Context, store AuthStore, cfg *config.Con
 	if store == nil || cfg == nil {
 		return nil
 	}
+	if os.Getenv("SEED_DEMO_USERS") == "false" || os.Getenv("DISABLE_DEV_SEED_USERS") == "true" {
+		return nil
+	}
 	if cfg.Env != "dev" && cfg.Env != "test" && cfg.Env != "" {
 		return nil
 	}
@@ -109,6 +113,9 @@ func ReactivateDevSeedUsers(ctx context.Context, store AuthStore, cfg *config.Co
 	if store == nil || cfg == nil {
 		return nil
 	}
+	if os.Getenv("SEED_DEMO_USERS") == "false" || os.Getenv("DISABLE_DEV_SEED_USERS") == "true" {
+		return nil
+	}
 	if cfg.Env != "dev" && cfg.Env != "test" && cfg.Env != "" {
 		return nil
 	}