public @NotNull HiveMQContainer withFileInExtensionHomeFolder(
        final @NotNull MountableFile file,
        final @NotNull String extensionId
    ) {
        return withFileInExtensionHomeFolder(file, extensionId, "");
    }
Puts the given file into the root of the extension's home '/opt/hivemq/temp-extensions/{extensionId}/'.
<p>
Must be called before the container is started.
<p>
The contents of the '/opt/hivemq/temp-extensions/' directory are copied to '/opt/hivemq/extensions/' before the container is started.

@param file        the file on the host machine
@param extensionId the extension
@return self
modules/hivemq/src/main/java/org/testcontainers/hivemq/HiveMQContainer.java