import { z } from 'zod';
export declare const settings: {
    apiKey: {
        key: string;
        label: string;
        obfuscated: true;
        required: true;
        description: string;
    };
    domain: {
        key: string;
        label: string;
        obfuscated: false;
        required: true;
        description: string;
    };
    fromName: {
        key: string;
        label: string;
        obfuscated: false;
        required: true;
        description: string;
    };
    fromEmail: {
        key: string;
        label: string;
        obfuscated: false;
        required: true;
        description: string;
    };
    region: {
        key: string;
        label: string;
        obfuscated: false;
        required: false;
        description: string;
    };
    testMode: {
        key: string;
        label: string;
        obfuscated: false;
        required: false;
        description: string;
    };
};
export declare const RegionValidationSchema: z.ZodOptional<z.ZodEnum<["EU", "eu", "US", "us"]>>;
export declare const SettingsValidationSchema: z.ZodObject<{
    apiKey: z.ZodString;
    domain: z.ZodString;
    fromName: z.ZodString;
    fromEmail: z.ZodTypeAny;
    region: z.ZodOptional<z.ZodEnum<["EU", "eu", "US", "us"]>>;
    testMode: z.ZodEffects<z.ZodOptional<z.ZodEnum<["Yes", "yes", "No", "no"]>>, boolean, "No" | "Yes" | "yes" | "no" | undefined>;
}, "strip", z.ZodTypeAny, {
    apiKey: string;
    fromName: string;
    testMode: boolean;
    domain: string;
    fromEmail?: any;
    region?: "EU" | "US" | "eu" | "us" | undefined;
}, {
    apiKey: string;
    fromName: string;
    domain: string;
    testMode?: "No" | "Yes" | "yes" | "no" | undefined;
    fromEmail?: any;
    region?: "EU" | "US" | "eu" | "us" | undefined;
}>;
export declare const validateSettings: (settings: unknown) => z.infer<typeof SettingsValidationSchema>;
