Added assignment 1

Author: harkirat singh

week-10/1-postgres-simple/.gitignore

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+node_modules

week-10/1-postgres-simple/README.md

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+# Simple SQL queries practise.
+
+In this assignment, you'll be writing a bunch of SQL queries to interact with your postgres database.
+
+## Pre-requisites
+Before you start, please grab a Postgres URL from either of the following - 
+ - https://neon.tech/
+ - https://aiven.io/
+
+and put it in config.ts
+
+## Assignment
+You are supposed to write the `database` part of an full stack app. 
+Specifically, you need to fill the functions in 
+ - src/db/user.ts
+ - src/db/todo.ts

week-10/1-postgres-simple/jest.config.js

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+// jest.config.js
+module.exports = {
+    preset: 'ts-jest',
+    testEnvironment: 'node',
+    // Optionally, set up paths to match your project structure
+    roots: ['<rootDir>/src'],
+    // Transform settings if you have custom needs, but this is optional since ts-jest is preset
+    transform: {
+      '^.+\\.ts$': 'ts-jest',
+    },
+    // Module file extensions for importing
+    moduleFileExtensions: ['ts', 'js', 'json', 'node'],
+  };
+