push

backend/blockchain/contracts/JobCity.sol

@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+contract JobCity {
+    string public platformName;
+    address public owner;
+    uint256 public totalCertificates;
+
+    struct Certificate {
+        uint256 id;
+        string courseName;
+        address recipient;
+        uint256 issueDate;
+    }
+
+    mapping(uint256 => Certificate) public certificates;
+
+    event CertificateIssued(uint256 indexed id, string courseName, address recipient);
+
+    constructor(string memory _name) {
+        platformName = _name;
+        owner = msg.sender;
+    }
+
+    modifier onlyOwner() {
+        require(msg.sender == owner, "Only the owner can call this function");
+        _;
+    }
+
+    function issueCertificate(string memory _courseName, address _recipient) public onlyOwner {
+        totalCertificates++;
+        certificates[totalCertificates] = Certificate(
+            totalCertificates,
+            _courseName,
+            _recipient,
+            block.timestamp
+        );
+        emit CertificateIssued(totalCertificates, _courseName, _recipient);
+    }
+
+    function getCertificate(uint256 _id) public view returns (Certificate memory) {
+        require(_id > 0 && _id <= totalCertificates, "Invalid certificate ID");
+        return certificates[_id];
+    }
+}

backend/blockchain/main.py

@@ -0,0 +1,25 @@
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+app = FastAPI()
+
+# Configure CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # Allows all origins
+    allow_credentials=True,
+    allow_methods=["*"],  # Allows all methods
+    allow_headers=["*"],  # Allows all headers
+)
+
+@app.get("/")
+async def root():
+    return {"message": "Welcome to the Job-City Blockchain API"}
+
+@app.get("/health")
+async def health_check():
+    return {"status": "healthy"}
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=8000)

backend/blockchain/scripts/deploy.js

@@ -0,0 +1,21 @@
+const hre = require("hardhat");
+
+async function main() {
+  const [deployer] = await hre.ethers.getSigners();
+
+  console.log("Deploying contracts with the account:", deployer.address);
+
+  const JobCity = await hre.ethers.getContractFactory("JobCity");
+  const jobCity = await JobCity.deploy("Job-City Platform");
+
+  await jobCity.waitForDeployment();
+
+  console.log("JobCity contract deployed to:", await jobCity.getAddress());
+}
+
+main()
+  .then(() => process.exit(0))
+  .catch((error) => {
+    console.error(error);
+    process.exit(1);
+  });

models/Task.js

@@ -0,0 +1,18 @@
+const mongoose = require('mongoose');
+
+const taskSchema = new mongoose.Schema({
+  title: {
+    type: String,
+    required: true
+  },
+  difficulty: {
+    type: String,
+    required: true
+  },
+  description: {
+    type: String,
+    required: true
+  }
+});
+
+module.exports = mongoose.model('Task', taskSchema);

models/User.js

@@ -0,0 +1,20 @@
+const mongoose = require('mongoose');
+
+const userSchema = new mongoose.Schema({
+  username: {
+    type: String,
+    required: true,
+    unique: true
+  },
+  password: {
+    type: String,
+    required: true
+  },
+  email: {
+    type: String,
+    required: true,
+    unique: true
+  }
+});
+
+module.exports = mongoose.model('User', userSchema);

package.json

@@ -1,26 +1,222 @@
 {
+  "name": "jobcity",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
   "dependencies": {
-    "@monaco-editor/react": "^4.6.0",
+    "accepts": "^1.3.8",
+    "aes-js": "^4.0.0-beta.5",
+    "ansi-regex": "^6.0.1",
+    "ansi-styles": "^6.2.1",
+    "any-promise": "^1.3.0",
+    "anymatch": "^3.1.3",
+    "arg": "^5.0.2",
+    "array-flatten": "^1.1.1",
     "autoprefixer": "^10.4.20",
+    "balanced-match": "^1.0.2",
     "bcryptjs": "^2.4.3",
+    "binary-extensions": "^2.3.0",
+    "body-parser": "^1.20.2",
+    "brace-expansion": "^2.0.1",
+    "braces": "^3.0.3",
+    "browserslist": "^4.23.3",
+    "bson": "^6.8.0",
+    "buffer-equal-constant-time": "^1.0.1",
+    "busboy": "^1.6.0",
+    "bytes": "^3.1.2",
+    "call-bind": "^1.0.7",
+    "camelcase-css": "^2.0.1",
+    "caniuse-lite": "^1.0.30001651",
+    "chokidar": "^3.6.0",
+    "client-only": "^0.0.1",
+    "color-convert": "^2.0.1",
+    "color-name": "^1.1.4",
+    "commander": "^4.1.1",
+    "content-disposition": "^0.5.4",
+    "content-type": "^1.0.5",
+    "cookie": "^0.6.0",
+    "cookie-signature": "^1.0.6",
+    "cross-spawn": "^7.0.3",
+    "cssesc": "^3.0.0",
+    "debug": "^2.6.9",
+    "define-data-property": "^1.1.4",
+    "depd": "^2.0.0",
+    "destroy": "^1.2.0",
+    "didyoumean": "^1.2.2",
+    "dlv": "^1.1.3",
+    "eastasianwidth": "^0.2.0",
+    "ecdsa-sig-formatter": "^1.0.11",
+    "ee-first": "^1.1.1",
+    "electron-to-chromium": "^1.5.5",
+    "emoji-regex": "^9.2.2",
+    "encodeurl": "^1.0.2",
+    "es-define-property": "^1.0.0",
+    "es-errors": "^1.3.0",
+    "escalade": "^3.1.2",
+    "escape-html": "^1.0.3",
+    "etag": "^1.8.1",
     "ethers": "^6.13.2",
     "express": "^4.19.2",
+    "fast-glob": "^3.3.2",
+    "fastq": "^1.17.1",
+    "fill-range": "^7.1.1",
+    "finalhandler": "^1.2.0",
+    "foreground-child": "^3.3.0",
+    "forwarded": "^0.2.0",
+    "fraction.js": "^4.3.7",
     "framer-motion": "^11.3.24",
+    "fresh": "^0.5.2",
+    "function-bind": "^1.1.2",
+    "get-intrinsic": "^1.2.4",
+    "glob": "^10.4.5",
+    "glob-parent": "^6.0.2",
+    "gopd": "^1.0.1",
+    "graceful-fs": "^4.2.11",
+    "has-property-descriptors": "^1.0.2",
+    "has-proto": "^1.0.3",
+    "has-symbols": "^1.0.3",
+    "hasown": "^2.0.2",
+    "http-errors": "^2.0.0",
+    "iconv-lite": "^0.4.24",
+    "inherits": "^2.0.4",
+    "ipaddr.js": "^1.9.1",
+    "is-binary-path": "^2.1.0",
+    "is-core-module": "^2.15.0",
+    "is-extglob": "^2.1.1",
+    "is-fullwidth-code-point": "^3.0.0",
+    "is-glob": "^4.0.3",
+    "is-number": "^7.0.0",
+    "isexe": "^2.0.0",
+    "jackspeak": "^3.4.3",
+    "jiti": "^1.21.6",
+    "js-tokens": "^4.0.0",
     "jsonwebtoken": "^9.0.2",
+    "jwa": "^1.4.1",
+    "jws": "^3.2.2",
+    "kareem": "^2.6.3",
+    "lilconfig": "^2.1.0",
+    "lines-and-columns": "^1.2.4",
+    "lodash.includes": "^4.3.0",
+    "lodash.isboolean": "^3.0.3",
+    "lodash.isinteger": "^4.0.4",
+    "lodash.isnumber": "^3.0.3",
+    "lodash.isplainobject": "^4.0.6",
+    "lodash.isstring": "^4.0.1",
+    "lodash.once": "^4.1.1",
+    "loose-envify": "^1.4.0",
+    "lru-cache": "^10.4.3",
+    "media-typer": "^0.3.0",
+    "memory-pager": "^1.5.0",
+    "merge-descriptors": "^1.0.1",
+    "merge2": "^1.4.1",
+    "methods": "^1.1.2",
+    "micromatch": "^4.0.7",
+    "mime": "^1.6.0",
+    "mime-db": "^1.52.0",
+    "mime-types": "^2.1.35",
+    "minimatch": "^9.0.5",
+    "minipass": "^7.1.2",
+    "monaco-editor": "^0.50.0",
+    "mongodb": "^6.7.0",
+    "mongodb-connection-string-url": "^3.0.1",
     "mongoose": "^8.5.2",
+    "mpath": "^0.9.0",
+    "mquery": "^5.0.0",
+    "ms": "^2.0.0",
+    "mz": "^2.7.0",
+    "nanoid": "^3.3.7",
+    "negotiator": "^0.6.3",
     "next": "^14.2.5",
+    "node-releases": "^2.0.18",
+    "normalize-path": "^3.0.0",
+    "normalize-range": "^0.1.2",
+    "object-assign": "^4.1.1",
+    "object-hash": "^3.0.0",
+    "object-inspect": "^1.13.2",
+    "on-finished": "^2.4.1",
+    "package-json-from-dist": "^1.0.0",
+    "parseurl": "^1.3.3",
+    "path-key": "^3.1.1",
+    "path-parse": "^1.0.7",
+    "path-scurry": "^1.11.1",
+    "path-to-regexp": "^0.1.7",
+    "picocolors": "^1.0.1",
+    "picomatch": "^2.3.1",
+    "pify": "^2.3.0",
+    "pirates": "^4.0.6",
     "postcss": "^8.4.41",
+    "postcss-import": "^15.1.0",
+    "postcss-js": "^4.0.1",
+    "postcss-load-config": "^4.0.2",
+    "postcss-nested": "^6.2.0",
+    "postcss-selector-parser": "^6.1.1",
+    "postcss-value-parser": "^4.2.0",
+    "proxy-addr": "^2.0.7",
+    "punycode": "^2.3.1",
+    "qs": "^6.11.0",
+    "queue-microtask": "^1.2.3",
+    "range-parser": "^1.2.1",
+    "raw-body": "^2.5.2",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-icons": "^5.2.1",
+    "read-cache": "^1.0.0",
+    "readdirp": "^3.6.0",
+    "resolve": "^1.22.8",
+    "reusify": "^1.0.4",
+    "run-parallel": "^1.2.0",
+    "safe-buffer": "^5.2.1",
+    "safer-buffer": "^2.1.2",
+    "scheduler": "^0.23.2",
+    "semver": "^7.6.3",
+    "send": "^0.18.0",
+    "serve-static": "^1.15.0",
+    "set-function-length": "^1.2.2",
+    "setprototypeof": "^1.2.0",
+    "shebang-command": "^2.0.0",
+    "shebang-regex": "^3.0.0",
+    "side-channel": "^1.0.6",
+    "sift": "^17.1.3",
+    "signal-exit": "^4.1.0",
+    "source-map-js": "^1.2.0",
+    "sparse-bitfield": "^3.0.3",
+    "state-local": "^1.0.7",
+    "statuses": "^2.0.1",
+    "streamsearch": "^1.1.0",
+    "string-width": "^5.1.2",
+    "string-width-cjs": "^4.2.3",
+    "strip-ansi": "^7.1.0",
+    "strip-ansi-cjs": "^6.0.1",
+    "styled-jsx": "^5.1.1",
+    "sucrase": "^3.35.0",
+    "supports-preserve-symlinks-flag": "^1.0.0",
     "tailwindcss": "^3.4.9",
-    "ws": "^8.18.0"
+    "thenify": "^3.3.1",
+    "thenify-all": "^1.6.0",
+    "to-regex-range": "^5.0.1",
+    "toidentifier": "^1.0.1",
+    "tr46": "^4.1.1",
+    "ts-interface-checker": "^0.1.13",
+    "tslib": "^2.4.0",
+    "type-is": "^1.6.18",
+    "unpipe": "^1.0.0",
+    "update-browserslist-db": "^1.1.0",
+    "util-deprecate": "^1.0.2",
+    "utils-merge": "^1.0.1",
+    "vary": "^1.1.2",
+    "webidl-conversions": "^7.0.0",
+    "whatwg-url": "^13.0.0",
+    "which": "^2.0.2",
+    "wrap-ansi": "^8.1.0",
+    "wrap-ansi-cjs": "^7.0.0",
+    "ws": "^8.18.0",
+    "yaml": "^2.5.0"
   },
   "scripts": {
-    "dev": "next dev",
-    "build": "next build",
-    "start": "next start",
-    "export": "next build && next export",
-    "test": "echo \"No tests specified\" && exit 0"
-  }
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "build": "next build"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC"
 }