Cleanup: hashPassword.php moved from Api to External.

docker/run_qfq_docker.sh

@@ -151,7 +151,7 @@ fi
 ### Set Typo3 Admin Pass ###
 
 if [[ "${T3_ADMINO_PASSWORD}" ]]; then
-    T3_ADMINO_PASSWORD_HASH=$(curl http://127.0.0.1:${T3_PORT}/typo3conf/ext/qfq/Classes/Api/hashPassword.php?pw=${T3_ADMINO_PASSWORD})
+    T3_ADMINO_PASSWORD_HASH=$(curl http://127.0.0.1:${T3_PORT}/typo3conf/ext/qfq/Classes/External/hashPassword.php?pw=${T3_ADMINO_PASSWORD})
 	mysql -u root --password=${MYSQL_ROOT_PASSWORD} --port=${DB_PORT} -h 127.0.0.1 -D ${T3_DATABASE} \
 	    -e "UPDATE be_users SET password='${T3_ADMINO_PASSWORD_HASH}' WHERE username='admino';"
 fi

extension/Classes/Api/hashPassword.php → extension/Classes/External/hashPassword.php

 <?php
 
-namespace qfq;
-
-use qfq;
+// Will be used by 'docker/run_qfq_docker.sh'
 
 require_once(__DIR__ . '/../Core/typo3/Password.php');