Close #5

admin-panel/src/App.tsx

@@ -1,4 +1,5 @@
-import React, { useState, useEffect } from "react";
+import type React from "react";
+import { useEffect, useState } from "react";
 
 interface Feed {
   id: string;

admin-panel/vite.config.ts

@@ -1,5 +1,5 @@
-import { defineConfig } from "vite";
 import react from "@vitejs/plugin-react";
+import { defineConfig } from "vite";
 
 export default defineConfig({
   plugins: [react()],

admin-server.ts

@@ -1,22 +1,22 @@
-import { Hono } from "hono";
+import { Database } from "bun:sqlite";
-import { serve } from "@hono/node-server";
-import { basicAuth } from "hono/basic-auth";
 import path from "path";
+import { serve } from "@hono/node-server";
+import { Hono } from "hono";
+import { basicAuth } from "hono/basic-auth";
+import { addNewFeedUrl, batchProcess } from "./scripts/fetch_and_generate.js";
+import { batchScheduler } from "./services/batch-scheduler.js";
 import { config, validateConfig } from "./services/config.js";
 import {
-  getAllFeedsIncludingInactive,
   deleteFeed,
-  toggleFeedActive,
-  getFeedByUrl,
-  getFeedById,
   fetchAllEpisodes,
   fetchEpisodesWithArticles,
+  getAllFeedsIncludingInactive,
+  getFeedById,
+  getFeedByUrl,
   getFeedRequests,
+  toggleFeedActive,
   updateFeedRequestStatus,
 } from "./services/database.js";
-import { Database } from "bun:sqlite";
-import { batchProcess, addNewFeedUrl } from "./scripts/fetch_and_generate.js";
-import { batchScheduler } from "./services/batch-scheduler.js";
 
 // Validate configuration on startup
 try {

bun.lock

@@ -13,6 +13,7 @@
         "openai": "^4.104.0",
         "react": "^19.1.0",
         "react-dom": "^19.1.0",
+        "react-helmet-async": "^2.0.5",
         "react-router-dom": "^7.6.2",
         "rss-parser": "^3.13.0",
         "xml2js": "^0.6.2",
@@ -478,12 +479,16 @@
 
     "inherits": ["inherits@2.0.4", "", {}, "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="],
 
+    "invariant": ["invariant@2.2.4", "", { "dependencies": { "loose-envify": "^1.0.0" } }, "sha512-phJfQVBuaJM5raOpJjSfkiD6BpbCE4Ns//LaXl6wGYtUBY83nWS6Rf9tXm2e8VaK60JEjYldbPif/A2B1C2gNA=="],
+
     "js-tokens": ["js-tokens@4.0.0", "", {}, "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ=="],
 
     "jsesc": ["jsesc@3.1.0", "", { "bin": { "jsesc": "bin/jsesc" } }, "sha512-/sM3dO2FOzXjKQhJuo0Q173wf2KOo8t4I8vHy6lF9poUp7bKT0/NHE8fPX23PwfhnykfqnC2xRxOnVw5XuGIaA=="],
 
     "json5": ["json5@2.2.3", "", { "bin": { "json5": "lib/cli.js" } }, "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg=="],
 
+    "loose-envify": ["loose-envify@1.4.0", "", { "dependencies": { "js-tokens": "^3.0.0 || ^4.0.0" }, "bin": { "loose-envify": "cli.js" } }, "sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q=="],
+
     "lru-cache": ["lru-cache@5.1.1", "", { "dependencies": { "yallist": "^3.0.2" } }, "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w=="],
 
     "math-intrinsics": ["math-intrinsics@1.1.0", "", {}, "sha512-/IXtbwEk5HTPyEwyKX6hGkYXxM9nbj64B+ilVJnC/R6B0pH5G4V3b0pVbL7DBj4tkhBAppbQUlf6F6Xl9LHu1g=="],
@@ -526,6 +531,10 @@
 
     "react-dom": ["react-dom@19.1.0", "", { "dependencies": { "scheduler": "^0.26.0" }, "peerDependencies": { "react": "^19.1.0" } }, "sha512-Xs1hdnE+DyKgeHJeJznQmYMIBG3TKIHJJT95Q58nHLSrElKlGQqDTR2HQ9fx5CN/Gk6Vh/kupBTDLU11/nDk/g=="],
 
+    "react-fast-compare": ["react-fast-compare@3.2.2", "", {}, "sha512-nsO+KSNgo1SbJqJEYRE9ERzo7YtYbou/OqjSQKxV7jcKox7+usiUVZOAC+XnDOABXggQTno0Y1CpVnuWEc1boQ=="],
+
+    "react-helmet-async": ["react-helmet-async@2.0.5", "", { "dependencies": { "invariant": "^2.2.4", "react-fast-compare": "^3.2.2", "shallowequal": "^1.1.0" }, "peerDependencies": { "react": "^16.6.0 || ^17.0.0 || ^18.0.0" } }, "sha512-rYUYHeus+i27MvFE+Jaa4WsyBKGkL6qVgbJvSBoX8mbsWoABJXdEO0bZyi0F6i+4f0NuIb8AvqPMj3iXFHkMwg=="],
+
     "react-refresh": ["react-refresh@0.17.0", "", {}, "sha512-z6F7K9bV85EfseRCp2bzrpyQ0Gkw1uLoCel9XBVWPg/TjRj94SkJzUTGfOa4bs7iJvBWtQG0Wq7wnI0syw3EBQ=="],
 
     "react-router": ["react-router@7.6.2", "", { "dependencies": { "cookie": "^1.0.1", "set-cookie-parser": "^2.6.0" }, "peerDependencies": { "react": ">=18", "react-dom": ">=18" }, "optionalPeers": ["react-dom"] }, "sha512-U7Nv3y+bMimgWjhlT5CRdzHPu2/KVmqPwKUCChW8en5P3znxUqwlYFlbmyj8Rgp1SF6zs5X4+77kBVknkg6a0w=="],
@@ -550,6 +559,8 @@
 
     "set-cookie-parser": ["set-cookie-parser@2.7.1", "", {}, "sha512-IOc8uWeOZgnb3ptbCURJWNjWUPcO3ZnTTdzsurqERrP6nPyv+paC55vJM0LpOlT2ne+Ix+9+CRG1MNLlyZ4GjQ=="],
 
+    "shallowequal": ["shallowequal@1.1.0", "", {}, "sha512-y0m1JoUZSlPAjXVtPPW70aZWfIL/dSP7AFkRnniLCrK/8MDKog3TySTBmckD+RObVxH0v4Tox67+F14PdED2oQ=="],
+
     "source-map-js": ["source-map-js@1.2.1", "", {}, "sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA=="],
 
     "string_decoder": ["string_decoder@1.3.0", "", { "dependencies": { "safe-buffer": "~5.2.0" } }, "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA=="],

frontend/eslint.config.js

@@ -1,7 +1,7 @@
 import js from "@eslint/js";
-import globals from "globals";
 import reactHooks from "eslint-plugin-react-hooks";
 import reactRefresh from "eslint-plugin-react-refresh";
+import globals from "globals";
 import tseslint from "typescript-eslint";
 
 export default tseslint.config(

frontend/src/App.tsx

@@ -1,9 +1,9 @@
-import { Routes, Route, Link, useLocation } from "react-router-dom";
+import { Link, Route, Routes, useLocation } from "react-router-dom";
-import EpisodeList from "./components/EpisodeList";
-import FeedManager from "./components/FeedManager";
-import FeedList from "./components/FeedList";
-import FeedDetail from "./components/FeedDetail";
 import EpisodeDetail from "./components/EpisodeDetail";
+import EpisodeList from "./components/EpisodeList";
+import FeedDetail from "./components/FeedDetail";
+import FeedList from "./components/FeedList";
+import FeedManager from "./components/FeedManager";
 
 function App() {
   const location = useLocation();

frontend/src/components/EpisodeDetail.tsx

@@ -1,5 +1,6 @@
-import { useState, useEffect } from "react";
+import { useEffect, useState } from "react";
-import { useParams, Link } from "react-router-dom";
+import { Helmet } from "react-helmet-async";
+import { Link, useParams } from "react-router-dom";
 
 interface EpisodeWithFeedInfo {
   id: string;
@@ -162,6 +163,66 @@ function EpisodeDetail() {
 
   return (
     <div className="container">
+      <Helmet>
+        <title>{episode.title} - Voice RSS Summary</title>
+        <meta
+          name="description"
+          content={episode.description || `${episode.title}のエピソード詳細`}
+        />
+
+        {/* OpenGraph metadata */}
+        <meta property="og:title" content={episode.title} />
+        <meta
+          property="og:description"
+          content={episode.description || `${episode.title}のエピソード詳細`}
+        />
+        <meta property="og:type" content="article" />
+        <meta property="og:url" content={window.location.href} />
+        <meta property="og:site_name" content="Voice RSS Summary" />
+        <meta property="og:locale" content="ja_JP" />
+
+        {/* Image metadata */}
+        <meta property="og:image" content={`${window.location.origin}/default-thumbnail.svg`} />
+        <meta property="og:image:type" content="image/svg+xml" />
+        <meta property="og:image:width" content="1200" />
+        <meta property="og:image:height" content="630" />
+        <meta property="og:image:alt" content={`${episode.title} - Voice RSS Summary`} />
+
+        {/* Twitter Card metadata */}
+        <meta name="twitter:card" content="summary_large_image" />
+        <meta name="twitter:title" content={episode.title} />
+        <meta
+          name="twitter:description"
+          content={episode.description || `${episode.title}のエピソード詳細`}
+        />
+        <meta name="twitter:image" content={`${window.location.origin}/default-thumbnail.svg`} />
+        <meta name="twitter:image:alt" content={`${episode.title} - Voice RSS Summary`} />
+
+        {/* Audio-specific metadata */}
+        <meta
+          property="og:audio"
+          content={
+            episode.audioPath.startsWith("/")
+              ? `${window.location.origin}${episode.audioPath}`
+              : `${window.location.origin}/podcast_audio/${episode.audioPath}`
+          }
+        />
+        <meta property="og:audio:type" content="audio/mpeg" />
+
+        {/* Article metadata */}
+        <meta property="article:published_time" content={episode.createdAt} />
+        {episode.articlePubDate &&
+          episode.articlePubDate !== episode.createdAt && (
+            <meta
+              property="article:modified_time"
+              content={episode.articlePubDate}
+            />
+          )}
+        {episode.feedTitle && (
+          <meta property="article:section" content={episode.feedTitle} />
+        )}
+      </Helmet>
+
       <div className="header">
         <Link
           to="/"
@@ -189,7 +250,11 @@ function EpisodeDetail() {
           <audio
             controls
             className="audio-player"
-            src={episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`}
+            src={
+              episode.audioPath.startsWith("/")
+                ? episode.audioPath
+                : `/podcast_audio/${episode.audioPath}`
+            }
             style={{ width: "100%", height: "60px" }}
           >
             お使いのブラウザは音声の再生に対応していません。
@@ -277,7 +342,11 @@ function EpisodeDetail() {
             <div>
               <strong>音声URL:</strong>
               <a
-                href={episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`}
+                href={
+                  episode.audioPath.startsWith("/")
+                    ? episode.audioPath
+                    : `/podcast_audio/${episode.audioPath}`
+                }
                 target="_blank"
                 rel="noopener noreferrer"
                 style={{ marginLeft: "5px" }}

frontend/src/components/EpisodeList.tsx

@@ -1,4 +1,4 @@
-import { useState, useEffect } from "react";
+import { useEffect, useState } from "react";
 import { Link } from "react-router-dom";
 
 interface Episode {
@@ -303,7 +303,13 @@ function EpisodeList() {
                   <div style={{ display: "flex", gap: "8px" }}>
                     <button
                       className="btn btn-primary"
-                      onClick={() => playAudio(episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`)}
+                      onClick={() =>
+                        playAudio(
+                          episode.audioPath.startsWith("/")
+                            ? episode.audioPath
+                            : `/podcast_audio/${episode.audioPath}`,
+                        )
+                      }
                     >
                       再生
                     </button>
@@ -314,13 +320,20 @@ function EpisodeList() {
                       共有
                     </button>
                   </div>
-                  {currentAudio === (episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`) && (
+                  {currentAudio ===
+                    (episode.audioPath.startsWith("/")
+                      ? episode.audioPath
+                      : `/podcast_audio/${episode.audioPath}`) && (
                     <div>
                       <audio
                         id={episode.audioPath}
                         controls
                         className="audio-player"
-                        src={episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`}
+                        src={
+                          episode.audioPath.startsWith("/")
+                            ? episode.audioPath
+                            : `/podcast_audio/${episode.audioPath}`
+                        }
                         onEnded={() => setCurrentAudio(null)}
                       />
                     </div>

frontend/src/components/FeedDetail.tsx

@@ -1,5 +1,5 @@
-import { useState, useEffect } from "react";
+import { useEffect, useState } from "react";
-import { useParams, Link } from "react-router-dom";
+import { Link, useParams } from "react-router-dom";
 
 interface Feed {
   id: string;
@@ -284,7 +284,13 @@ function FeedDetail() {
                     <div style={{ display: "flex", gap: "8px" }}>
                       <button
                         className="btn btn-primary"
-                        onClick={() => playAudio(episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`)}
+                        onClick={() =>
+                          playAudio(
+                            episode.audioPath.startsWith("/")
+                              ? episode.audioPath
+                              : `/podcast_audio/${episode.audioPath}`,
+                          )
+                        }
                       >
                         再生
                       </button>
@@ -295,13 +301,20 @@ function FeedDetail() {
                         共有
                       </button>
                     </div>
-                    {currentAudio === (episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`) && (
+                    {currentAudio ===
+                      (episode.audioPath.startsWith("/")
+                        ? episode.audioPath
+                        : `/podcast_audio/${episode.audioPath}`) && (
                       <div>
                         <audio
                           id={episode.audioPath}
                           controls
                           className="audio-player"
-                          src={episode.audioPath.startsWith('/') ? episode.audioPath : `/podcast_audio/${episode.audioPath}`}
+                          src={
+                            episode.audioPath.startsWith("/")
+                              ? episode.audioPath
+                              : `/podcast_audio/${episode.audioPath}`
+                          }
                           onEnded={() => setCurrentAudio(null)}
                         />
                       </div>

frontend/src/components/FeedList.tsx

@@ -1,4 +1,4 @@
-import { useState, useEffect } from "react";
+import { useEffect, useState } from "react";
 import { Link } from "react-router-dom";
 
 interface Feed {

frontend/src/main.tsx

@@ -1,13 +1,16 @@
 import { StrictMode } from "react";
 import { createRoot } from "react-dom/client";
+import { HelmetProvider } from "react-helmet-async";
 import { BrowserRouter } from "react-router-dom";
 import App from "./App.tsx";
 import "./styles.css";
 
 createRoot(document.getElementById("root")!).render(
   <StrictMode>
-    <BrowserRouter>
+    <HelmetProvider>
-      <App />
+      <BrowserRouter>
-    </BrowserRouter>
+        <App />
+      </BrowserRouter>
+    </HelmetProvider>
   </StrictMode>,
 );

frontend/vite.config.ts

@@ -1,5 +1,5 @@
-import { defineConfig } from "vite";
 import react from "@vitejs/plugin-react";
+import { defineConfig } from "vite";
 
 export default defineConfig({
   root: ".", // プロジェクトルートを明示

package.json

@@ -25,6 +25,7 @@
     "openai": "^4.104.0",
     "react": "^19.1.0",
     "react-dom": "^19.1.0",
+    "react-helmet-async": "^2.0.5",
     "react-router-dom": "^7.6.2",
     "rss-parser": "^3.13.0",
     "xml2js": "^0.6.2"

scripts/fetch_and_generate.ts

@@ -1,23 +1,23 @@
+import crypto from "crypto";
+import fs from "fs/promises";
 import Parser from "rss-parser";
+import { config } from "../services/config.js";
+import { enhanceArticleContent } from "../services/content-extractor.js";
+import {
+  getFeedById,
+  getFeedByUrl,
+  getUnprocessedArticles,
+  markArticleAsProcessed,
+  saveArticle,
+  saveEpisode,
+  saveFeed,
+} from "../services/database.js";
 import {
   openAI_ClassifyFeed,
   openAI_GeneratePodcastContent,
 } from "../services/llm.js";
-import { generateTTS, generateTTSWithoutQueue } from "../services/tts.js";
-import { enhanceArticleContent } from "../services/content-extractor.js";
-import {
-  saveFeed,
-  getFeedByUrl,
-  getFeedById,
-  saveArticle,
-  getUnprocessedArticles,
-  markArticleAsProcessed,
-  saveEpisode,
-} from "../services/database.js";
 import { updatePodcastRSS } from "../services/podcast.js";
-import { config } from "../services/config.js";
+import { generateTTS, generateTTSWithoutQueue } from "../services/tts.js";
-import crypto from "crypto";
-import fs from "fs/promises";
 
 interface FeedItem {
   id?: string;

server.ts

@@ -1,8 +1,8 @@
-import { Hono } from "hono";
-import { serve } from "@hono/node-server";
 import path from "path";
-import { config, validateConfig } from "./services/config.js";
+import { serve } from "@hono/node-server";
+import { Hono } from "hono";
 import { batchScheduler } from "./services/batch-scheduler.js";
+import { config, validateConfig } from "./services/config.js";
 
 // Validate configuration on startup
 try {
@@ -61,16 +61,16 @@ app.get("/podcast_audio/*", async (c) => {
       if (range) {
         // Handle range requests for streaming
         const parts = range.replace(/bytes=/, "").split("-");
-        const start = parseInt(parts[0] || "0", 10);
+        const start = Number.parseInt(parts[0] || "0", 10);
-        const end = parts[1] ? parseInt(parts[1], 10) : fileSize - 1;
+        const end = parts[1] ? Number.parseInt(parts[1], 10) : fileSize - 1;
-        
+
         if (start >= fileSize) {
           return c.text("Requested range not satisfiable", 416, {
             "Content-Range": `bytes */${fileSize}`,
           });
         }
 
-        const chunkSize = (end - start) + 1;
+        const chunkSize = end - start + 1;
         const stream = file.stream();
 
         return c.body(stream, 206, {

services/config.ts

@@ -82,7 +82,7 @@ function createConfig(): Config {
 
     voicevox: {
       host: getOptionalEnv("VOICEVOX_HOST", "http://localhost:50021"),
-      styleId: parseInt(getOptionalEnv("VOICEVOX_STYLE_ID", "0")),
+      styleId: Number.parseInt(getOptionalEnv("VOICEVOX_STYLE_ID", "0")),
     },
 
     podcast: {
@@ -100,7 +100,7 @@ function createConfig(): Config {
     },
 
     admin: {
-      port: parseInt(getOptionalEnv("ADMIN_PORT", "3001")),
+      port: Number.parseInt(getOptionalEnv("ADMIN_PORT", "3001")),
       username: import.meta.env["ADMIN_USERNAME"],
       password: import.meta.env["ADMIN_PASSWORD"],
     },

services/database.ts

@@ -1,6 +1,6 @@
 import { Database } from "bun:sqlite";
-import fs from "fs";
 import crypto from "crypto";
+import fs from "fs";
 import { config } from "./config.js";
 
 // Database integrity fixes function
@@ -275,7 +275,7 @@ export async function saveFeed(
   try {
     // Check if feed already exists
     const existingFeed = await getFeedByUrl(feed.url);
-    
+
     if (existingFeed) {
       // Update existing feed
       const updateStmt = db.prepare(
@@ -293,7 +293,7 @@ export async function saveFeed(
       // Create new feed
       const id = crypto.randomUUID();
       const createdAt = new Date().toISOString();
-      
+
       const insertStmt = db.prepare(
         "INSERT INTO feeds (id, url, title, description, last_updated, created_at, active) VALUES (?, ?, ?, ?, ?, ?, ?)",
       );
@@ -879,7 +879,7 @@ export interface TTSQueueItem {
 export async function addToQueue(
   itemId: string,
   scriptText: string,
-  retryCount: number = 0,
+  retryCount = 0,
 ): Promise<string> {
   const id = crypto.randomUUID();
   const createdAt = new Date().toISOString();
@@ -897,9 +897,7 @@ export async function addToQueue(
   }
 }
 
-export async function getQueueItems(
+export async function getQueueItems(limit = 10): Promise<TTSQueueItem[]> {
-  limit: number = 10,
-): Promise<TTSQueueItem[]> {
   try {
     const stmt = db.prepare(`
       SELECT * FROM tts_queue

services/llm.ts

@@ -1,4 +1,4 @@
-import { OpenAI, ClientOptions } from "openai";
+import { type ClientOptions, OpenAI } from "openai";
 import { config, validateConfig } from "./config.js";
 
 // Validate config on module load

services/podcast.ts

@@ -1,9 +1,9 @@
 import { promises as fs } from "fs";
-import { dirname } from "path";
-import { fetchEpisodesWithFeedInfo } from "./database.js";
-import path from "node:path";
 import fsSync from "node:fs";
+import path from "node:path";
+import { dirname } from "path";
 import { config } from "./config.js";
+import { fetchEpisodesWithFeedInfo } from "./database.js";
 
 function escapeXml(text: string): string {
   return text

services/tts.ts

@@ -7,7 +7,7 @@ import { config } from "./config.js";
  * Split text into natural chunks for TTS processing
  * Aims for approximately 50 characters per chunk, breaking at natural points
  */
-function splitTextIntoChunks(text: string, maxLength: number = 50): string[] {
+function splitTextIntoChunks(text: string, maxLength = 50): string[] {
   if (text.length <= maxLength) {
     return [text];
   }
@@ -242,7 +242,7 @@ async function concatenateAudioFiles(
 export async function generateTTSWithoutQueue(
   itemId: string,
   scriptText: string,
-  retryCount: number = 0,
+  retryCount = 0,
 ): Promise<string> {
   if (!itemId || itemId.trim() === "") {
     throw new Error("Item ID is required for TTS generation");
@@ -337,7 +337,7 @@ export async function generateTTSWithoutQueue(
 export async function generateTTS(
   itemId: string,
   scriptText: string,
-  retryCount: number = 0,
+  retryCount = 0,
 ): Promise<string> {
   const maxRetries = 2;