diff --git a/src-manager/README.md b/src-manager/README.md
index 431d0ee..a8ec79a 100644
--- a/src-manager/README.md
+++ b/src-manager/README.md
@@ -16,8 +16,19 @@ SERA Websiteのニュース等のコンテンツを管理する
 cd src-manager/ # このディレクトリーに移動
 npm install # 依存パッケージのインストール、まだ一度も実行していない場合
 npm start # サーバーを起動、ブラウザで http://localhost:3001 に入る
+npm run dev # ファイル変更時に自動リロードが入る開発サーバーを起動する。同じく http://localhost:3001 でホストされる
 ```
 
 ## データベース
 
+テーブル: news
+
+* id - PRIMARY KEY - 整数
+* date - Unix時間 - 整数
+* entryType - 記事(0) か ツイート風(1) - 整数
+* cardcontent - ニュースリストで表示されるコンテンツ、Markdown可 - 文字列(Markdown)
+* article - Markdownで書かれた記事 - 文字列(Markdown)
+* linkPath - ニュースリストで表示されるリンク先 - 文字列
+* coverImagePath - ニュースリストで表示される画像へのパス - 文字列
+
 ## API
\ No newline at end of file
diff --git a/src-manager/app.js b/src-manager/app.js
new file mode 100644
index 0000000..f1b11a1
--- /dev/null
+++ b/src-manager/app.js
@@ -0,0 +1,154 @@
+import express from 'express';
+import sqlite3 from 'sqlite3';
+import path from 'path';
+import { fileURLToPath } from 'url';
+import { asyncDatabaseRead, asyncDatabaseWrite } from './utils/asyncDatabase.js';
+
+const app = express();
+const port = 3001;
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+app.use(express.urlencoded({ extended: true }));
+app.use(express.static(path.join(__dirname, 'pages')));
+app.use(express.static(path.join(__dirname, "../assets")));
+app.use(express.static(path.join(__dirname, "../public")));
+
+app.get('/api/news-list', async (request, response) => {
+    const database = new sqlite3.Database(path.join(__dirname, "../assets/databases/news.db"));
+    const sqlQuery = `SELECT * FROM news;`;
+    try {
+        const result = await asyncDatabaseRead(database, sqlQuery, (rows) => {
+            let ret = "";
+            for (const entry of rows) {
+                ret = ret + "<tr>\n";
+                for (const data in entry) {
+                    if (data == "article" || data == "coverImagePath" || data == "linkPath") continue;
+                    if (data == "entryType") {
+                        ret = ret + `<td>${entry[data] == 0 ? "Article" : "Tweet"}</td>\n`;
+                        continue;
+                    }
+                    if (data == "date") {
+                        ret = ret + `<td>${new Date(entry[data]).toLocaleString()}</td>\n`;
+                        continue;
+                    }
+                    ret = ret + `<td>${entry[data]}</td>\n`;
+                }
+                ret = ret + `<td>\n
+                                <button class='delete-button' hx-delete='/api/news?target=${entry["date"]}'>Delete</button>\n
+                                <a href='/update-news.html?target=${entry["date"]}'><button class='edit-button' hx-confirm='unset'>Edit</button></a>\n
+                            </td>\n</tr>\n`;
+            }
+            return ret
+        });
+        database.close();
+        response.send(result);
+    } catch (err) {
+        console.error(err);
+        database.close();
+    }
+});
+
+app.get('/api/news', async (request, response) => {
+    const database = new sqlite3.Database(path.join(__dirname, "../assets/databases/news.db"));
+
+    const target = Number(request.query.target);
+
+    if (isNaN(target)) {
+        response.status(500).send("Query is not number");
+        return;
+    }
+
+    const sqlQuery = `SELECT * FROM news WHERE date = ${target}`;
+
+    try {
+        const result = await asyncDatabaseRead(database, sqlQuery, (rows) => {return rows[0]});
+        database.close();
+        response.send(result);
+    } catch (err) {
+        console.error(err);
+        database.close();
+    }
+});
+
+app.post('/api/news', async (request, response) => {
+    const database = new sqlite3.Database(path.join(__dirname, "../assets/databases/news.db"));
+    
+    const currentDate = new Date();
+    const currentUnixTime = currentDate.valueOf();
+    const entryType = request.body.entryType;
+    const cardContent = request.body.cardContent;
+    const article = request.body.article;
+    const linkPath = entryType == 0 ? `/news/${request.body.linkPath}` : "";
+    const coverImagePath = request.body.coverImagePath;
+    
+    const sqlQuery = `INSERT INTO news (date, entryType, cardContent, article, linkPath, coverImagePath) VALUES (${currentUnixTime}, ${entryType}, "${cardContent}", "${article}", "${linkPath}", "${coverImagePath}");`;
+    
+    try {
+        await asyncDatabaseWrite(database, sqlQuery, () => {
+            console.log("News added successfully.");
+        });
+    } catch (err) {
+        response.status(500).send(err);
+    }
+    database.close();
+    response.end();
+});
+
+app.put('/api/news', async (request, response) => {
+    const database = new sqlite3.Database(path.join(__dirname, "../assets/databases/news.db"));
+
+    const target = Number(request.body.target);
+    const entryType = Number(request.body.entryType);
+    const cardContent = request.body.cardContent;
+    const article = request.body.article;
+    const linkPath = entryType == 0 ? `/news/${request.body.linkPath}` : "";
+    const coverImagePath = request.body.coverImagePath;
+
+    if (isNaN(target)) {
+        response.status(500).send('Target is not number');
+        return;
+    }
+
+    const sqlQuery = `UPDATE news SET entryType = ${entryType}, cardContent = "${cardContent}", article = "${article}", linkPath = "${linkPath}", coverImagePath = "${coverImagePath}" WHERE date = ${target};`;
+
+    try {
+        await asyncDatabaseWrite(database, sqlQuery, () => {
+            console.log("News updated successfully.");
+        });
+    } catch (err) {
+        response.status(500).send(err);
+    }
+
+    database.close();
+    response.end();
+});
+
+app.delete('/api/news', async (request, response) => {
+    const database = new sqlite3.Database(path.join(__dirname, "../assets/databases/news.db"));
+
+    const target = Number(request.query.target);
+
+    if (isNaN(target)) {
+        response.status(404).send('No Entry Found!');
+        return;
+    }
+
+    const sqlQuery = `DELETE FROM news WHERE date = ${target}`;
+
+    try {
+        await asyncDatabaseWrite(database, sqlQuery, () => {
+            console.log("News deleted successfully.");
+        });
+    } catch (err) {
+        response.status(500).send(err);
+    }
+
+    database.close();
+
+    response.status(200).send();
+});
+
+app.listen(port, () => {
+    console.log(`Manager is now listening on port ${port}`);
+});
diff --git a/src-manager/index.js b/src-manager/index.js
deleted file mode 100644
index 446fd46..0000000
--- a/src-manager/index.js
+++ /dev/null
@@ -1,18 +0,0 @@
-const express = require('express');
-const sqlite3 = require('sqlite3');
-const path = require('path');
-const app = express();
-const port = 3001;
-//const db = new sqlite3.Database("../assets/databases/news.db");
-
-app.use(express.static('pages'));
-app.use(express.static(path.join(__dirname, "../assets")));
-app.use(express.static(path.join(__dirname, "../public")));
-
-app.get('/api/hello', (req, res) => {
-    res.send('<li>Hello World!</li>');
-});
-
-app.listen(port, () => {
-    console.log(`Manager is now listening on port ${port}`);
-});
diff --git a/src-manager/package-lock.json b/src-manager/package-lock.json
index fb06b6e..76fa6cd 100644
--- a/src-manager/package-lock.json
+++ b/src-manager/package-lock.json
@@ -11,6 +11,61 @@
       "dependencies": {
         "express": "^4.19.2",
         "sqlite3": "^5.1.7"
+      },
+      "devDependencies": {
+        "jsdoc": "^4.0.3",
+        "nodemon": "^3.1.4"
+      }
+    },
+    "node_modules/@babel/helper-string-parser": {
+      "version": "7.24.8",
+      "resolved": "https://registry.npmjs.org/@babel/helper-string-parser/-/helper-string-parser-7.24.8.tgz",
+      "integrity": "sha512-pO9KhhRcuUyGnJWwyEgnRJTSIZHiT+vMD0kPeD+so0l7mxkMT19g3pjY9GTnHySck/hDzq+dtW/4VgnMkippsQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6.9.0"
+      }
+    },
+    "node_modules/@babel/helper-validator-identifier": {
+      "version": "7.24.7",
+      "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.24.7.tgz",
+      "integrity": "sha512-rR+PBcQ1SMQDDyF6X0wxtG8QyLCgUB0eRAGguqRLfkCA87l7yAP7ehq8SNj96OOGTO8OBV70KhuFYcIkHXOg0w==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6.9.0"
+      }
+    },
+    "node_modules/@babel/parser": {
+      "version": "7.25.6",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.25.6.tgz",
+      "integrity": "sha512-trGdfBdbD0l1ZPmcJ83eNxB9rbEax4ALFTF7fN386TMYbeCQbyme5cOEXQhbGXKebwGaB/J52w1mrklMcbgy6Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@babel/types": "^7.25.6"
+      },
+      "bin": {
+        "parser": "bin/babel-parser.js"
+      },
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
+    "node_modules/@babel/types": {
+      "version": "7.25.6",
+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.25.6.tgz",
+      "integrity": "sha512-/l42B1qxpG6RdfYf343Uw1vmDjeNhneUXtzhojE7pDgfpEypmRhI6j1kr17XCVv4Cgl9HdAiQY2x0GwKm7rWCw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@babel/helper-string-parser": "^7.24.8",
+        "@babel/helper-validator-identifier": "^7.24.7",
+        "to-fast-properties": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=6.9.0"
       }
     },
     "node_modules/@gar/promisify": {
@@ -20,6 +75,19 @@
       "license": "MIT",
       "optional": true
     },
+    "node_modules/@jsdoc/salty": {
+      "version": "0.2.8",
+      "resolved": "https://registry.npmjs.org/@jsdoc/salty/-/salty-0.2.8.tgz",
+      "integrity": "sha512-5e+SFVavj1ORKlKaKr2BmTOekmXbelU7dC0cDkQLqag7xfuTPuGMUFx7KWJuv4bYZrTsoL2Z18VVCOKYxzoHcg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "lodash": "^4.17.21"
+      },
+      "engines": {
+        "node": ">=v12.0.0"
+      }
+    },
     "node_modules/@npmcli/fs": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/@npmcli/fs/-/fs-1.1.1.tgz",
@@ -56,6 +124,31 @@
         "node": ">= 6"
       }
     },
+    "node_modules/@types/linkify-it": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@types/linkify-it/-/linkify-it-5.0.0.tgz",
+      "integrity": "sha512-sVDA58zAw4eWAffKOaQH5/5j3XeayukzDk+ewSsnv3p4yJEZHCCzMDiZM8e0OUrRvmpGZ85jf4yDHkHsgBNr9Q==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/@types/markdown-it": {
+      "version": "14.1.2",
+      "resolved": "https://registry.npmjs.org/@types/markdown-it/-/markdown-it-14.1.2.tgz",
+      "integrity": "sha512-promo4eFwuiW+TfGxhi+0x3czqTYJkG8qB17ZUJiVF10Xm7NLVRSLUsfRTU/6h1e24VvRnXCx+hG7li58lkzog==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/linkify-it": "^5",
+        "@types/mdurl": "^2"
+      }
+    },
+    "node_modules/@types/mdurl": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@types/mdurl/-/mdurl-2.0.0.tgz",
+      "integrity": "sha512-RGdgjQUZba5p6QEFAVx2OGb8rQDL/cPRG7GiedRzMcJ1tYnUANBncjbSB1NRGwbvjcPeikRABz2nshyPk1bhWg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -90,13 +183,13 @@
       }
     },
     "node_modules/agent-base/node_modules/debug": {
-      "version": "4.3.5",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
-      "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
+      "version": "4.3.7",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.7.tgz",
+      "integrity": "sha512-Er2nc/H7RrMXZBFCEim6TCmMk02Z8vLC2Rbi1KEBggpo0fS6l0S1nnapwmIi3yW/+GOJap1Krg4w0Hg80oCqgQ==",
       "license": "MIT",
       "optional": true,
       "dependencies": {
-        "ms": "2.1.2"
+        "ms": "^2.1.3"
       },
       "engines": {
         "node": ">=6.0"
@@ -108,9 +201,9 @@
       }
     },
     "node_modules/agent-base/node_modules/ms": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
       "license": "MIT",
       "optional": true
     },
@@ -151,6 +244,20 @@
         "node": ">=8"
       }
     },
+    "node_modules/anymatch": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
+      "integrity": "sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==",
+      "dev": true,
+      "license": "ISC",
+      "dependencies": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/aproba": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/aproba/-/aproba-2.0.0.tgz",
@@ -173,6 +280,13 @@
         "node": "^12.13.0 || ^14.15.0 || >=16.0.0"
       }
     },
+    "node_modules/argparse": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+      "dev": true,
+      "license": "Python-2.0"
+    },
     "node_modules/array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
@@ -183,8 +297,8 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
-      "license": "MIT",
-      "optional": true
+      "devOptional": true,
+      "license": "MIT"
     },
     "node_modules/base64-js": {
       "version": "1.5.1",
@@ -206,6 +320,19 @@
       ],
       "license": "MIT"
     },
+    "node_modules/binary-extensions": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.3.0.tgz",
+      "integrity": "sha512-Ceh+7ox5qe7LJuLHoY0feh3pHuUDHAcRUeyL2VYghZwfpkNIy/+8Ocg0a3UuSoYzavmylwuLWQOf3hl0jjMMIw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/bindings": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
@@ -226,10 +353,17 @@
         "readable-stream": "^3.4.0"
       }
     },
+    "node_modules/bluebird": {
+      "version": "3.7.2",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
+      "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/body-parser": {
-      "version": "1.20.2",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.2.tgz",
-      "integrity": "sha512-ml9pReCu3M61kGlqoTm2umSXTlRTuGTx0bfYj+uIUKKYycG5NtSbeetV3faSU6R7ajOPw0g/J1PvK4qNy7s5bA==",
+      "version": "1.20.3",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.3.tgz",
+      "integrity": "sha512-7rAxByjUMqQ3/bHJy7D6OGXvx/MMc4IqBn/X0fcM1QUcAItpZrBEYhWGem+tzXH90c+G01ypMcYJBO9Y30203g==",
       "license": "MIT",
       "dependencies": {
         "bytes": "3.1.2",
@@ -240,7 +374,7 @@
         "http-errors": "2.0.0",
         "iconv-lite": "0.4.24",
         "on-finished": "2.4.1",
-        "qs": "6.11.0",
+        "qs": "6.13.0",
         "raw-body": "2.5.2",
         "type-is": "~1.6.18",
         "unpipe": "1.0.0"
@@ -254,13 +388,26 @@
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "devOptional": true,
       "license": "MIT",
-      "optional": true,
       "dependencies": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
       }
     },
+    "node_modules/braces": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.3.tgz",
+      "integrity": "sha512-yQbXgO/OSZVD2IsiLlro+7Hf6Q18EJrKSEsdoMzKePKXct3gvD8oLcOQdIzGupr5Fj+EDe8gO/lxc1BzfMpxvA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "fill-range": "^7.1.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/buffer": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
@@ -343,6 +490,44 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/catharsis": {
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/catharsis/-/catharsis-0.9.0.tgz",
+      "integrity": "sha512-prMTQVpcns/tzFgFVkVp6ak6RykZyWb3gu8ckUpd6YkTlacOd3DXGJjIpD4Q6zJirizvaiAjSSHlOsA+6sNh2A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "lodash": "^4.17.15"
+      },
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/chokidar": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.6.0.tgz",
+      "integrity": "sha512-7VT13fmjotKpGipCW9JEQAusEPE+Ei8nl6/g4FBAmIm0GOOLMua9NDDo/DWp0ZAxCr3cPq5ZpBqmPAQgDda2Pw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "anymatch": "~3.1.2",
+        "braces": "~3.0.2",
+        "glob-parent": "~5.1.2",
+        "is-binary-path": "~2.1.0",
+        "is-glob": "~4.0.1",
+        "normalize-path": "~3.0.0",
+        "readdirp": "~3.6.0"
+      },
+      "engines": {
+        "node": ">= 8.10.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
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+    "node_modules/to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "is-number": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=8.0"
+      }
+    },
     "node_modules/toidentifier": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
@@ -2130,6 +2749,16 @@
         "node": ">=0.6"
       }
     },
+    "node_modules/touch": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.1.tgz",
+      "integrity": "sha512-r0eojU4bI8MnHr8c5bNo7lJDdI2qXlWWJk6a9EAFG7vbhTjElYhBVS3/miuE0uOuoLdb8Mc/rVfsmm6eo5o9GA==",
+      "dev": true,
+      "license": "ISC",
+      "bin": {
+        "nodetouch": "bin/nodetouch.js"
+      }
+    },
     "node_modules/tunnel-agent": {
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -2155,6 +2784,27 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/uc.micro": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/uc.micro/-/uc.micro-2.1.0.tgz",
+      "integrity": "sha512-ARDJmphmdvUk6Glw7y9DQ2bFkKBHwQHLi2lsaH6PPmz/Ka9sFOBsBluozhDltWmnv9u/cF6Rt87znRTPV+yp/A==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/undefsafe": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
+      "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/underscore": {
+      "version": "1.13.7",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.7.tgz",
+      "integrity": "sha512-GMXzWtsc57XAtguZgaQViUOzs0KTkk8ojr3/xAxXLITqf/3EMwxC0inyETfDFjH/Krbhuep0HNbbjI9i/q3F3g==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/unique-filename": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/unique-filename/-/unique-filename-1.1.1.tgz",
@@ -2240,6 +2890,13 @@
       "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "license": "ISC"
     },
+    "node_modules/xmlcreate": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/xmlcreate/-/xmlcreate-2.0.4.tgz",
+      "integrity": "sha512-nquOebG4sngPmGPICTS5EnxqhKbCmz5Ox5hsszI2T6U5qdrJizBc+0ilYSEjTSzU0yZcmvppztXe/5Al5fUwdg==",
+      "dev": true,
+      "license": "Apache-2.0"
+    },
     "node_modules/yallist": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
diff --git a/src-manager/package.json b/src-manager/package.json
index a3b81d4..48eda25 100644
--- a/src-manager/package.json
+++ b/src-manager/package.json
@@ -2,14 +2,20 @@
   "name": "manager",
   "version": "1.0.0",
   "description": "content manager for sera hp",
-  "main": "index.js",
+  "main": "app.js",
   "scripts": {
-    "start": "node index.js"
+    "start": "node app.js",
+    "dev": "nodemon --watch . --ignore pages"
   },
+  "type": "module",
   "author": "kenryus",
   "license": "ISC",
   "dependencies": {
     "express": "^4.19.2",
     "sqlite3": "^5.1.7"
+  },
+  "devDependencies": {
+    "jsdoc": "^4.0.3",
+    "nodemon": "^3.1.4"
   }
 }
diff --git a/src-manager/pages/index.html b/src-manager/pages/index.html
index 5cca3d9..5397f83 100644
--- a/src-manager/pages/index.html
+++ b/src-manager/pages/index.html
@@ -1,20 +1,50 @@
+<!DOCTYPE html>
 <html>
   <head>
-    <script src="https://unpkg.com/htmx.org@2.0.1" integrity="sha384-QWGpdj554B4ETpJJC9z+ZHJcA/i59TyjxEPXiiUgN2WmTyV5OEZWCD6gQhgkdpB/" crossorigin="anonymous"></script>
+    <meta charset="UTF-8">
+    <title>Content Manager</title>
+    <script src="https://unpkg.com/htmx.org@2.0.2" integrity="sha384-Y7hw+L/jvKeWIRRkqWYfPcvVxHzVzn5REgzbawhxAuQGwX1XWe70vji+VSeHOThJ" crossorigin="anonymous"></script>
+    <style>
+      table, tr, td {
+        border: black solid 1px;
+      }
+
+      thead {
+        background-color: lightgray;
+      }
+
+      tbody {
+        background-color: beige;
+      }
+    </style>
   </head>
   <body>
     <h1>Content Manager</h1>
 
-    <p>Lorem ipsum dolor sit amet, qui minim labore adipisicing minim sint cillum sint consectetur cupidatat.</p>
+    <h3>Manager for SERA-HP's databases.</h3>
 
-    <button hx-get="/api/hello"
-      hx-trigger="click"
-      hx-swap="afterend"
-      hx-target="#list"
-    >
-    Click Me!
-    </button>
+    <ul>
+      <li>
+        <a href="/new-news.html">New News</a>
+      </li>
+    </ul>
 
-    <ul id="list"></ul>
+    <button hx-get="/api/news-list" hx-trigger="click" hx-swap="innerHTML" hx-target="#entries">Refresh</button>
+    <table>
+      <thead>
+        <tr>
+          <td>ID</td>
+          <td>Date</td>
+          <td>Entry Type</td>
+          <td>Card Content</td>
+          <td>Actions</td>
+        </tr>
+      </thead>
+      <tbody id="entries" hx-confirm='Are you sure you want to delete this news?' hx-target="closest tr" hx-swap="outerHTML"></tbody>
+    </table>
+
+    <script>
+      htmx.ajax('GET', '/api/news-list', {target: '#entries', swap: 'innerHTML'});
+    </script>
   </body>
 </html>
diff --git a/src-manager/pages/new-news.html b/src-manager/pages/new-news.html
index e69de29..d2e477a 100644
--- a/src-manager/pages/new-news.html
+++ b/src-manager/pages/new-news.html
@@ -0,0 +1,79 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Content Manager - new news</title>
+    <script src="https://unpkg.com/htmx.org@2.0.2" integrity="sha384-Y7hw+L/jvKeWIRRkqWYfPcvVxHzVzn5REgzbawhxAuQGwX1XWe70vji+VSeHOThJ" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
+    <style>
+        form fieldset {
+            display: grid;
+            grid-auto-flow: row;
+        }
+
+        #new-news {
+            display: grid;
+            grid-template-columns: 1fr 1fr;
+        }
+
+        #preview {
+            border: black solid 1px;
+            height: 100%;
+        }
+    </style>
+</head>
+<body>
+    <div id="new-news">
+        <div>
+            <h3>New News</h3>
+            <form id="create-entry" hx-post="/api/news" hx-swap="none">
+                <fieldset>
+                    <legend>Create Entry</legend>
+                    <label for="entryType">Entry Type:</label>
+                    <div>
+                        <input type="radio" id="entryType-article" name="entryType" value="0" checked>
+                        <label for="entryType-article">Article</label>
+                        <input type="radio" id="entryType-tweet" name="entryType" value="1">
+                        <label for="entryType-tweet">Tweet</label>
+                    </div>
+
+                    <label for="cardContent">Card Content:</label>
+                    <input type="text" id="cardContent" name="cardContent" required>
+
+                    <label for="article">Content:</label>
+                    <textarea id="article" name="article" rows="24" cols="80"></textarea>
+
+                    <label for="linkPath">Link Path (Optional):</label>
+                    <div style="display: inline-flex;">
+                        <p>/news/</p>
+                        <input style="height: 1em; margin: auto 0;" text id="linkPath" name="linkPath">
+                    </div>
+
+                    <label for="coverImagePath">Cover Image Path (Optional):</label>
+                    <input type="text" id="coverImagePath" name="coverImagePath">
+                </fieldset>
+                <button id="submit-button" type="submit">Create Entry</button>
+                <a href="/index.html"><button role="none" type="button">Cancel</button></a>
+            </form>
+        </div>
+        <div>
+            <h3>Preview</h3>
+            <div id="preview"></div>
+        </div>
+    </div>
+
+    <script>
+        const markdownPreivew = document.getElementById('preview');
+        const articleEditor = document.getElementById('article');
+        const submitButton = document.getElementById('submit-button');
+
+        articleEditor.addEventListener('input', () => {
+            markdownPreivew.innerHTML = marked.parse(articleEditor.value);
+        });
+
+        submitButton.addEventListener('click', () => {
+            window.location.href = "/index.html";
+        });
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/src-manager/pages/update-news.html b/src-manager/pages/update-news.html
new file mode 100644
index 0000000..28c4bef
--- /dev/null
+++ b/src-manager/pages/update-news.html
@@ -0,0 +1,106 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Content Manager - update news</title>
+    <script src="https://unpkg.com/htmx.org@2.0.2" integrity="sha384-Y7hw+L/jvKeWIRRkqWYfPcvVxHzVzn5REgzbawhxAuQGwX1XWe70vji+VSeHOThJ" crossorigin="anonymous"></script>
+    <script src="https://unpkg.com/axios/dist/axios.min.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
+    <style>
+        form fieldset {
+            display: grid;
+            grid-auto-flow: row;
+        }
+
+        #new-news {
+            display: grid;
+            grid-template-columns: 1fr 1fr;
+        }
+
+        #preview {
+            border: black solid 1px;
+            height: 100%;
+        }
+    </style>
+</head>
+<body>
+    <div id="new-news">
+        <div>
+            <h3>New News</h3>
+            <form id="create-entry" hx-put="/api/news" hx-swap="none">
+                <fieldset>
+                    <legend>Create Entry</legend>
+                    <label for="entryType">Entry Type:</label>
+                    <div>
+                        <input type="radio" id="entry-type-article" name="entryType" value="0" checked>
+                        <label for="entry-type-article">Article</label>
+                        <input type="radio" id="entry-type-tweet" name="entryType" value="1">
+                        <label for="entry-type-tweet">Tweet</label>
+                    </div>
+
+                    <label for="cardContent">Card Content:</label>
+                    <input type="text" id="cardContent" name="cardContent" required>
+
+                    <label for="article">Content:</label>
+                    <textarea id="article" name="article" rows="24" cols="80"></textarea>
+
+                    <label for="linkPath">Link Path (Optional):</label>
+                    <div style="display: inline-flex;">
+                        <p>/news/</p>
+                        <input style="height: 1em; margin: auto 0;" text id="linkPath" name="linkPath">
+                    </div>
+
+                    <label for="coverImagePath">Cover Image Path (Optional):</label>
+                    <input type="text" id="coverImagePath" name="coverImagePath">
+
+                    <input type="hidden" name="target" id="targetValue" value="test" />
+                </fieldset>
+                <button id="submit-button" type="submit">Update Entry</button>
+                <a href="/index.html"><button role="none" type="button">Cancel</button></a>
+            </form>
+        </div>
+        <div>
+            <h3>Preview</h3>
+            <div id="preview"></div>
+        </div>
+    </div>
+
+    <script>
+        const markdownPreivew = document.getElementById('preview');
+        const articleEditor = document.getElementById('article');
+        const submitButton = document.getElementById('submit-button');
+        const cardContentInput = document.getElementById('cardContent');
+        const coverImagePathInput = document.getElementById('coverImagePath');
+        const linkPathInput = document.getElementById('linkPath');
+        const entryTypeArticleInput = document.getElementById('entry-type-article');
+        const entryTypeTweetInput = document.getElementById('entry-type-tweet');
+        const targetValueInput = document.getElementById('targetValue');
+        const urlParams = new URLSearchParams(window.location.search);
+        const targetEntry = urlParams.get('target');
+
+        axios.get('/api/news', {params: {target: targetEntry}})
+            .then((response) => {
+                targetValueInput.value = response.data.date;
+                cardContentInput.value = response.data.cardContent;
+                coverImagePathInput.value = response.data.coverImagePath;
+                linkPathInput.value = response.data.linkPath.split('/')[2];
+                articleEditor.value = response.data.article;
+                markdownPreivew.innerHTML = marked.parse(articleEditor.value);
+                if (response.data.entryType == 0) {
+                    entryTypeArticleInput.checked = true;
+                } else if (response.data.entryType == 1) {
+                    entryTypeTweetInput.checked = true;
+                }
+            })
+            .catch((err) => {console.error(err)});
+
+        articleEditor.addEventListener('input', () => {
+            markdownPreivew.innerHTML = marked.parse(articleEditor.value);
+        });
+
+        submitButton.addEventListener('click', () => {
+            window.location.href = "/index.html";
+        });
+    </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/src-manager/utils/asyncDatabase.js b/src-manager/utils/asyncDatabase.js
new file mode 100644
index 0000000..03296d1
--- /dev/null
+++ b/src-manager/utils/asyncDatabase.js
@@ -0,0 +1,43 @@
+import sqlite3 from 'sqlite3';
+
+/**
+ * @param database
+ * @param sqlQuery
+ * @param callback - (rows) => {}
+ * @returns - Promise for database operation
+ */
+const asyncDatabaseRead = (database, sqlQuery, callback) => {
+    return new Promise((resolve, reject) => {
+        database.serialize(() => {
+            database.all(sqlQuery, (err, rows) => {
+                if (err) {
+                    reject(err);
+                } else {
+                    resolve(callback(rows));
+                }
+            });
+        });
+    });
+};
+
+/**
+ * @param database
+ * @param sqlQuery
+ * @param callback - () => {}
+ * @returns - Promise for database operation
+ */
+const asyncDatabaseWrite = (database, sqlQuery, callback) => {
+    return new Promise((resolve, reject) => {
+        database.serialize(() => {
+            database.run(sqlQuery, (err, rows) => {
+                if (err) {
+                    reject(err);
+                } else {
+                    resolve(callback(rows));
+                }
+            });
+        });
+    });
+};
+
+export { asyncDatabaseRead, asyncDatabaseWrite };
\ No newline at end of file