add common package with types

common/package.json

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+{
+  "name": "@metlo/common",
+  "version": "1.0.0",
+  "license": "MIT",
+  "scripts": {
+    "build": "tsc",
+    "watch": "tsc -w"
+  }
+}

common/src/enums.ts

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+export enum RestMethod {
+  GET = "GET",
+  HEAD = "HEAD",
+  POST = "POST",
+  PUT = "PUT",
+  PATCH = "PATCH",
+  DELETE = "DELETE",
+  CONNECT = "CONNECT",
+  OPTIONS = "OPTIONS",
+  TRACE = "TRACE",
+}
+
+export enum DataClass {
+  EMAIL = "Email",
+  CREDIT_CARD = "Credit Card Number",
+  SSN = "Social Security Number",
+  PHONE_NUMBER = "Phone Number",
+  IP_ADDRESS = "IP Address",
+  COORDINATE = "Geographic Coordinates",
+  VIN = "Vehicle Identification Number",
+  ADDRESS = "Address",
+  DOB = "Date of Birth",
+  DL_NUMBER = "Driver License Number",
+}
+
+export enum RiskScore {
+  LOW = "low",
+  MEDIUM = "medium",
+  HIGH = "high",
+}

common/src/types.ts

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+import { RestMethod } from "./enums";
+
+export interface Meta {
+  incoming: boolean;
+  source: string;
+  sourcePort: string;
+  destination: string;
+  destinationPort: string;
+  environment: string;
+}
+
+export interface PairObject {
+  name: string;
+  value: string;
+}
+
+export interface Url {
+  host: string;
+  path: string;
+  parameters: PairObject[];
+}
+
+export interface Request {
+  url: Url;
+  headers: PairObject[];
+  body: string;
+  method: RestMethod;
+}
+
+export interface Response {
+  status: number;
+  headers: PairObject[];
+  body: string;
+}
+
+export interface TraceParams {
+  request: Request;
+  response: Response;
+  meta: Meta;
+}

common/tsconfig.json

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+{
+  "compileOnSave": false,
+  "compilerOptions": {
+    "target": "es6",
+    "lib": ["dom", "es6", "es2017", "esnext.asynciterable"],
+    "allowSyntheticDefaultImports": true,
+    "experimentalDecorators": true,
+    "emitDecoratorMetadata": true,
+    "forceConsistentCasingInFileNames": true,
+    "moduleResolution": "node",
+    "module": "commonjs",
+    "pretty": true,
+    "sourceMap": true,
+    "declaration": true,
+    "outDir": "dist",
+    "allowJs": true,
+    "noEmit": false,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "resolveJsonModule": true,
+    "importHelpers": true,
+    "baseUrl": "src"
+  },
+  "include": ["src/**/*.ts"],
+  "exclude": ["node_modules"]
+}