public void clearDiagnostics(String fileURI) {
        publishDiagnostics(fileURI, new ArrayList<Diagnostic>());
        documentDiagnostics.remove(fileURI);
    }
SchemaDiagnosticHandler is a wrapper for publishing diagnostics to the client
integration/schema-language-server/language-server/src/main/java/ai/vespa/schemals/SchemaDiagnosticsHandler.java