diff --git a/nodejs/nodeExperiment7/koa-basic-server/index.js b/nodejs/nodeExperiment7/koa-basic-server/index.js
new file mode 100644
index 0000000..8aec5dc
--- /dev/null
+++ b/nodejs/nodeExperiment7/koa-basic-server/index.js
@@ -0,0 +1,23 @@
+const Koa = require('koa');
+const { Router } = require('@koa/router'); 
+const app = new Koa();
+const router = new Router();
+
+router.get('/', async (ctx) => {
+    ctx.body = 'Welcome to the Koa server!';
+});
+
+router.get('/about', async (ctx) => {
+    ctx.body = 'This is the about page.';
+});
+
+router.get('/contact', async (ctx) => {
+    ctx.body = 'This is the contact page.';
+});
+
+app.use(router.routes()).use(router.allowedMethods());
+
+const port = 3000;
+app.listen(port, () => {
+    console.log(`Server is running on http://localhost:${port}`);
+});
\ No newline at end of file
diff --git a/nodejs/nodeExperiment7/koa-basic-server/package-lock.json b/nodejs/nodeExperiment7/koa-basic-server/package-lock.json
new file mode 100644
index 0000000..5ffc499
--- /dev/null
+++ b/nodejs/nodeExperiment7/koa-basic-server/package-lock.json
@@ -0,0 +1,455 @@
+{
+  "name": "koa-basic-server",
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+  "lockfileVersion": 3,
+  "requires": true,
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+    "": {
+      "name": "koa-basic-server",
+      "version": "1.0.0",
+      "license": "ISC",
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+        "koa": "^3.1.1"
+      }
+    },
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+        "koa-compose": "^4.1.0",
+        "path-to-regexp": "^8.3.0"
+      },
+      "engines": {
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+        "negotiator": "0.6.3"
+      },
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+    "node_modules/accepts/node_modules/mime-db": {
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+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
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+      "license": "MIT",
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+        "media-typer": "^1.1.0",
+        "mime-types": "^3.0.0"
+      },
+      "engines": {
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+      }
+    },
+    "node_modules/vary": {
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+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.8"
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+}
diff --git a/nodejs/nodeExperiment7/koa-basic-server/package.json b/nodejs/nodeExperiment7/koa-basic-server/package.json
new file mode 100644
index 0000000..ae72bb5
--- /dev/null
+++ b/nodejs/nodeExperiment7/koa-basic-server/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "koa-basic-server",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "type": "commonjs",
+  "dependencies": {
+    "@koa/router": "^15.0.0",
+    "koa": "^3.1.1"
+  }
+}
diff --git a/nodejs/nodeExperiment8/.gitignore b/nodejs/nodeExperiment8/.gitignore
new file mode 100644
index 0000000..a3f7a51
--- /dev/null
+++ b/nodejs/nodeExperiment8/.gitignore
@@ -0,0 +1,36 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+.DS_Store
+dist
+dist-ssr
+coverage
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
+
+*.tsbuildinfo
+
+.eslintcache
+
+# Cypress
+/cypress/videos/
+/cypress/screenshots/
+
+# Vitest
+__screenshots__/
diff --git a/nodejs/nodeExperiment8/app.js b/nodejs/nodeExperiment8/app.js
new file mode 100644
index 0000000..e69de29
diff --git a/nodejs/nodeExperiment8/db.js b/nodejs/nodeExperiment8/db.js
new file mode 100644
index 0000000..e69de29
diff --git a/nodejs/nodeExperiment8/package-lock.json b/nodejs/nodeExperiment8/package-lock.json
new file mode 100644
index 0000000..8eb5171
--- /dev/null
+++ b/nodejs/nodeExperiment8/package-lock.json
@@ -0,0 +1,1163 @@
+{
+  "name": "nodeexperiment8",
+  "version": "1.0.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
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+      "name": "nodeexperiment8",
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+      "license": "ISC",
+      "dependencies": {
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+        "koa-bodyparser": "^4.4.1",
+        "koa-router": "^14.0.0",
+        "koa-static": "^5.0.0",
+        "mysql2": "^3.15.3"
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+      "license": "BSD-3-Clause"
+    },
+    "node_modules/accepts": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
+      "integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==",
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+        "negotiator": "0.6.3"
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+      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
+      "license": "MIT",
+      "engines": {
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+      }
+    },
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+      "dependencies": {
+        "mime-db": "1.52.0"
+      },
+      "engines": {
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+      "license": "MIT",
+      "engines": {
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+    },
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+      "license": "MIT",
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+      }
+    },
+    "node_modules/call-bind-apply-helpers": {
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+      "license": "MIT",
+      "dependencies": {
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
+    "node_modules/call-bound": {
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+      "resolved": "https://registry.npmjs.org/call-bound/-/call-bound-1.0.4.tgz",
+      "integrity": "sha512-+ys997U96po4Kx/ABpBCqhA9EuxJaQWDQg7295H4hBphv3IZg0boBKuwYpt4YXp6MZ5AmZQnU/tyMTlRpaSejg==",
+      "license": "MIT",
+      "dependencies": {
+        "call-bind-apply-helpers": "^1.0.2",
+        "get-intrinsic": "^1.3.0"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
+    "node_modules/co-body": {
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/co-body/-/co-body-6.2.0.tgz",
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diff --git a/nodejs/nodeExperiment8/package.json b/nodejs/nodeExperiment8/package.json
new file mode 100644
index 0000000..eb5c347
--- /dev/null
+++ b/nodejs/nodeExperiment8/package.json
@@ -0,0 +1,20 @@
+{
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+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "type": "commonjs",
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+}
diff --git a/nodejs/nodeExperiment8/routes/index.js b/nodejs/nodeExperiment8/routes/index.js
new file mode 100644
index 0000000..e69de29
diff --git a/nodejs/nodeExperiment8/routes/routes.js b/nodejs/nodeExperiment8/routes/routes.js
new file mode 100644
index 0000000..e69de29
diff --git a/python/CKWK b/python/CKWK
new file mode 160000
index 0000000..6dfeac0
--- /dev/null
+++ b/python/CKWK
@@ -0,0 +1 @@
+Subproject commit 6dfeac0d24b4357ca1d1ff753ae2ba93af90abdb