feat: add Talks section to homepage and create dedicated Talks page

- Integrated Talks component into the homepage, displaying recent talks with a link to view more.
- Created a new Talks page to showcase all talks with eager loading.
- Updated Header component to include a link to the Talks page.
- Developed Talks component to fetch and display talks from Speaker Deck RSS feed.
- Implemented speakerdeck utility to parse and map RSS feed items to TalkItem format.

Signed-off-by: walnuts1018 <r.juglans.1018@gmail.com>

Author: walnuts1018

package.json

@@ -6,56 +6,58 @@
     "dev": "next dev --turbopack",
     "build": "next build && next-sitemap --config next-sitemap.config.js",
     "start": "next start",
-    "lint:eslint": "next lint",
-    "lint:eslint:fix": "next lint --fix",
+    "lint:eslint": "eslint src",
+    "lint:eslint:fix": "eslint src --fix",
     "lint:prettier": "prettier --check .",
     "lint:prettier:fix": "prettier --write ."
   },
   "dependencies": {
-    "@opentelemetry/api-logs": "^0.203.0",
-    "@opentelemetry/instrumentation": "^0.203.0",
-    "@opentelemetry/sdk-logs": "^0.203.0",
-    "@vercel/otel": "^1.14.1",
+    "@opentelemetry/api-logs": "^0.218.0",
+    "@opentelemetry/instrumentation": "^0.218.0",
+    "@opentelemetry/sdk-logs": "^0.218.0",
+    "@opentelemetry/sdk-metrics": "^2.7.1",
+    "@opentelemetry/sdk-trace-base": "^2.7.1",
+    "@vercel/otel": "^2.1.2",
     "body-scroll-lock": "4.0.0-beta.0",
     "clsx": "^2.1.1",
-    "date-fns": "^4.1.0",
-    "next": "16.0.10",
+    "date-fns": "^4.3.0",
+    "next": "16.2.6",
     "react": "19.2.6",
     "react-dom": "19.2.6",
-    "react-icons": "^5.5.0",
+    "react-icons": "^5.6.0",
     "react-modal": "^3.16.3",
-    "react-share": "^5.2.2",
+    "react-share": "^5.3.0",
     "rss-parser": "^3.13.0",
-    "swr": "^2.3.8",
-    "tailwind-merge": "^3.4.1"
+    "swr": "^2.4.1",
+    "tailwind-merge": "^3.6.0"
   },
   "devDependencies": {
-    "@eslint/compat": "^1.4.1",
+    "@eslint/compat": "^2.1.0",
     "@eslint/eslintrc": "^3.3.5",
     "@eslint/js": "^9.39.4",
     "@hatena/eslint-config-hatena": "github:hatena/eslint-config-hatena#v3.3.0",
-    "@next/bundle-analyzer": "16.0.10",
-    "@tailwindcss/postcss": "^4.1.18",
+    "@next/bundle-analyzer": "16.2.6",
+    "@tailwindcss/postcss": "^4.3.0",
     "@types/body-scroll-lock": "^3.1.2",
-    "@types/node": "^22.19.5",
+    "@types/node": "^22.19.19",
     "@types/react": "19.2.15",
     "@types/react-dom": "19.2.3",
     "@types/react-modal": "^3.16.3",
-    "@typescript-eslint/parser": "^8.49.0",
+    "@typescript-eslint/parser": "^8.60.0",
     "eslint": "^9.39.4",
-    "eslint-config-next": "16.0.10",
+    "eslint-config-next": "16.2.6",
     "eslint-import-resolver-typescript": "^4.4.4",
-    "eslint-plugin-perfectionist": "^4.15.1",
-    "eslint-plugin-unused-imports": "^4.3.0",
-    "globals": "^16.5.0",
+    "eslint-plugin-perfectionist": "^5.9.0",
+    "eslint-plugin-unused-imports": "^4.4.1",
+    "globals": "^17.6.0",
     "next-sitemap": "^4.2.3",
-    "prettier": "^3.7.4",
-    "prettier-plugin-tailwindcss": "^0.7.2",
+    "prettier": "^3.8.3",
+    "prettier-plugin-tailwindcss": "^0.8.0",
     "react-schemaorg": "^2.0.1",
-    "schema-dts": "^1.1.5",
+    "schema-dts": "^2.0.0",
     "sharp": "^0.34.5",
-    "tailwindcss": "^4.1.18",
-    "typescript": "^5.9.3"
+    "tailwindcss": "^4.3.0",
+    "typescript": "^6.0.3"
   },
   "pnpm": {
     "onlyBuiltDependencies": [