fix: smoke check관련 수정

scripts/backup.sh

@@ -21,6 +21,10 @@ require_command() {
   command -v "$1" >/dev/null 2>&1 || fail "Required command not found: $1"
 }
 
+has_command() {
+  command -v "$1" >/dev/null 2>&1
+}
+
 load_env() {
   [ -f "$ENV_FILE" ] || fail "Env file not found: $ENV_FILE"
 
@@ -37,7 +41,6 @@ load_env() {
 }
 
 db_dump() {
-  require_command mysqldump
   require_command gzip
   load_env
 
@@ -45,15 +48,22 @@ db_dump() {
   output_path="$BACKUP_ROOT/db/${DB_NAME}_${TIMESTAMP}.sql.gz"
 
   log "Creating DB dump: $output_path"
-  MYSQL_PWD="$DB_PASS" mysqldump \
-    --host="$DB_HOST" \
-    --port="$DB_PORT" \
-    --user="$DB_USER" \
-    --single-transaction \
-    --quick \
-    --routines \
-    --triggers \
-    "$DB_NAME" | gzip > "$output_path"
+
+  if has_command mysqldump; then
+    MYSQL_PWD="$DB_PASS" mysqldump \
+      --host="$DB_HOST" \
+      --port="$DB_PORT" \
+      --user="$DB_USER" \
+      --single-transaction \
+      --quick \
+      --routines \
+      --triggers \
+      "$DB_NAME" | gzip > "$output_path"
+  elif has_command docker; then
+    docker exec itam-backend sh -lc "MYSQL_PWD=\"$DB_PASS\" exec mysqldump --host=\"$DB_HOST\" --port=\"$DB_PORT\" --user=\"$DB_USER\" --single-transaction --quick --routines --triggers \"$DB_NAME\"" | gzip > "$output_path"
+  else
+    fail "Required command not found: mysqldump (and docker fallback unavailable)"
+  fi
 
   log "DB dump completed: $output_path"
 }