feat(api): onboarding API (MS22-P1e) (#612)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/api/src/onboarding/onboarding.dto.ts

@@ -0,0 +1,71 @@
+import { Type } from "class-transformer";
+import { IsArray, IsOptional, IsString, IsUrl, MinLength, ValidateNested } from "class-validator";
+
+export class CreateBreakglassDto {
+  @IsString()
+  @MinLength(3)
+  username!: string;
+
+  @IsString()
+  @MinLength(8)
+  password!: string;
+}
+
+export class ConfigureOidcDto {
+  @IsString()
+  @IsUrl({ require_tld: false })
+  issuerUrl!: string;
+
+  @IsString()
+  clientId!: string;
+
+  @IsString()
+  clientSecret!: string;
+}
+
+export class ProviderModelDto {
+  @IsString()
+  id!: string;
+
+  @IsOptional()
+  @IsString()
+  name?: string;
+}
+
+export class AddProviderDto {
+  @IsString()
+  name!: string;
+
+  @IsString()
+  displayName!: string;
+
+  @IsString()
+  type!: string;
+
+  @IsOptional()
+  @IsString()
+  baseUrl?: string;
+
+  @IsOptional()
+  @IsString()
+  apiKey?: string;
+
+  @IsOptional()
+  @IsArray()
+  @ValidateNested({ each: true })
+  @Type(() => ProviderModelDto)
+  models?: ProviderModelDto[];
+}
+
+export class TestProviderDto {
+  @IsString()
+  type!: string;
+
+  @IsOptional()
+  @IsString()
+  baseUrl?: string;
+
+  @IsOptional()
+  @IsString()
+  apiKey?: string;
+}