first commit

aws_sigma_service/common/package.json

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+{
+  "name": "@sigma/common",
+  "version": "0.0.0",
+  "private": true,
+  "type": "module",
+  "scripts": {
+    "build": "tsc",
+    "format": "prettier -w src"
+  },
+  "exports": {
+    "import": "./dist/lib.js",
+    "types": "./dist/lib.d.ts"
+  },
+  "dependencies": {
+    "@nestjs/mapped-types": "^2.1.0",
+    "class-transformer": "^0.5.1",
+    "class-validator": "^0.14.2"
+  },
+  "devDependencies": {
+    "prettier": "^3.6.2",
+    "typescript": "^5.9.3"
+  }
+}

aws_sigma_service/common/src/dto/cpu-info.dto.ts

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+import { IsNotEmpty, IsNumber } from "class-validator";
+
+export class CpuInfoDto {
+  @IsNumber()
+  @IsNotEmpty()
+  usage!: number;
+}

aws_sigma_service/common/src/dto/create-function.dto.ts

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+import {
+  IsArray,
+  IsNotEmpty,
+  IsOptional,
+  IsString,
+  IsUppercase,
+  Matches,
+} from "class-validator";
+
+export class CreateFunctionDto {
+  @IsNotEmpty()
+  @IsString()
+  name!: string;
+
+  @IsNotEmpty()
+  @IsString()
+  @Matches(
+    /^\/(?:$|(?:[A-Za-z0-9._~-]+|:[A-Za-z0-9_]+)(?:\/(?:[A-Za-z0-9._~-]+|:[A-Za-z0-9_]+))*)$/,
+    {
+      message:
+        "path must be a valid endpoint path (e.g. / or /hello/world/:id)",
+    }
+  )
+  path!: string;
+
+  @IsOptional()
+  @IsNotEmpty()
+  @IsString()
+  code?: string;
+
+  @IsOptional()
+  @IsArray()
+  @IsString({ each: true })
+  @IsUppercase({ each: true })
+  methods?: string[];
+}

aws_sigma_service/common/src/dto/create-project.dto.ts

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+import {
+  IsNotEmpty,
+  IsNumber,
+  IsOptional,
+  IsString,
+  Min,
+} from "class-validator";
+
+export class CreateProjectDto {
+  @IsNotEmpty()
+  @IsString()
+  name!: string;
+
+  @IsNotEmpty()
+  @IsString()
+  slug!: string;
+
+  @IsNotEmpty()
+  @IsString()
+  description!: string;
+
+  @IsOptional()
+  @IsNumber()
+  @Min(1)
+  cpuTimeQuotaMsPerMinute?: number;
+}

aws_sigma_service/common/src/dto/dto.ts

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+export * from "./cpu-info.dto.js";
+export * from "./create-function.dto.js";
+export * from "./create-project.dto.js";
+export * from "./function.dto.js";
+export * from "./project.dto.js";
+export * from "./query-project.dto.js";
+export * from "./register-user.dto.js";
+export * from "./update-function.dto.js";
+export * from "./update-project.dto.js";
+export * from "./update-user.dto.js";
+export * from "./user.dto.js";

aws_sigma_service/common/src/dto/function.dto.ts

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+import {
+  IsArray,
+  IsNotEmpty,
+  IsNumber,
+  IsOptional,
+  IsString,
+} from "class-validator";
+
+export class FunctionDto {
+  @IsString()
+  @IsNotEmpty()
+  _id!: string;
+
+  @IsString()
+  @IsNotEmpty()
+  name!: string;
+
+  @IsString()
+  @IsNotEmpty()
+  path!: string;
+
+  @IsArray()
+  methods!: string[];
+
+  @IsString()
+  @IsOptional()
+  code?: string;
+
+  @IsNumber()
+  invocations!: number;
+
+  @IsNumber()
+  errors!: number;
+
+  @IsArray()
+  logs!: string[];
+
+  lastInvocation?: Date;
+}

aws_sigma_service/common/src/dto/project.dto.ts

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+import { Type } from "class-transformer";
+import {
+  IsArray,
+  IsDateString,
+  IsNotEmpty,
+  IsNumber,
+  IsOptional,
+  IsString,
+  ValidateNested,
+} from "class-validator";
+import { FunctionDto } from "./function.dto.js";
+
+export class ProjectDto {
+  @IsNotEmpty()
+  _id!: string;
+
+  @IsNotEmpty()
+  name!: string;
+
+  @IsNotEmpty()
+  slug!: string;
+
+  @IsOptional()
+  description?: string;
+
+  @IsNumber()
+  cpuTimeQuotaMsPerMinute!: number;
+
+  @IsDateString()
+  cpuTimeWindowStartedAt!: string;
+
+  @IsNumber()
+  cpuTimeUsedMs!: number;
+
+  @IsNumber()
+  functionsInvocationCount!: number;
+
+  @IsNumber()
+  functionsErrorCount!: number;
+
+  @IsArray()
+  @ValidateNested({ each: true })
+  @Type(() => FunctionDto)
+  functions!: FunctionDto[];
+}

aws_sigma_service/common/src/dto/query-project.dto.ts

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+import { PartialType } from "@nestjs/mapped-types";
+import { ProjectDto } from "./project.dto.js";
+
+export class QueryProjectDto extends PartialType(ProjectDto) {}

aws_sigma_service/common/src/dto/register-user.dto.ts

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+import { IsNotEmpty, IsString, MinLength } from "class-validator";
+
+export class RegisterUserDto {
+  @IsNotEmpty()
+  @IsString()
+  username!: string;
+
+  @MinLength(8)
+  @IsString()
+  password!: string;
+}

aws_sigma_service/common/src/dto/update-function.dto.ts

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+import { PartialType } from "@nestjs/mapped-types";
+import { CreateFunctionDto } from "./create-function.dto.js";
+
+export class UpdateFunctionDto extends PartialType(CreateFunctionDto) {}

aws_sigma_service/common/src/dto/update-project.dto.ts

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+import { PartialType } from "@nestjs/mapped-types";
+import { CreateProjectDto } from "./create-project.dto.js";
+
+export class UpdateProjectDto extends PartialType(CreateProjectDto) {}

aws_sigma_service/common/src/dto/update-user.dto.ts

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+import { PickType } from "@nestjs/mapped-types";
+import { RegisterUserDto } from "./register-user.dto.js";
+
+export class UpdateUserDto extends PickType(RegisterUserDto, ["password"]) {}

aws_sigma_service/common/src/dto/user.dto.ts

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+import { IsNotEmpty, IsString } from "class-validator";
+
+export class UserDto {
+  @IsNotEmpty()
+  @IsString()
+  username!: string;
+}

aws_sigma_service/common/src/lib.ts

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+export * from "./dto/dto.js";

aws_sigma_service/common/tsconfig.json

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+{
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": "./src",
+    "outDir": "./dist",
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true
+  }
+}