astro.config.ts

import cloudflare from "@astrojs/cloudflare";
import mdx from "@astrojs/mdx";
import partytown from "@astrojs/partytown";
import sitemap from "@astrojs/sitemap";
import solid from "@astrojs/solid-js";
import rehypeD2 from "@beoe/rehype-d2";
import tailwindcss from "@tailwindcss/vite";
import AstroPWA from "@vite-pwa/astro";
import { defineConfig } from "astro/config";
import rehypeCopyCodeButton from "./src/lib/rehypeCopyCodeButton";
import { PERSON_NAME, SITE_URL } from "./src/lib/siteMeta";
import { getLastmodForUrl } from "./src/lib/sitemapDates";

const legacyInsightRedirects = {
  "/blog/ab-testing-best-practices-improve-conversions/":
    "/insights/conversion-growth/ab-testing-best-practices-conversions/",
  "/blog/ab-testing-best-practices-conversions/":
    "/insights/conversion-growth/ab-testing-best-practices-conversions/",
  "/blog/why-astro-best-framework-marketing-sites/":
    "/insights/web-development/astro-service-business-websites/",
  "/blog/astro-service-business-websites/":
    "/insights/web-development/astro-service-business-websites/",
  "/blog/how-to-automate-lead-qualification-with-ai/":
    "/insights/ai-automation/automate-lead-qualification-with-ai/",
  "/blog/automate-lead-qualification-with-ai/":
    "/insights/ai-automation/automate-lead-qualification-with-ai/",
  "/blog/building-mvp-4-weeks-technical-guide/":
    "/insights/web-development/build-saas-mvp-4-weeks/",
  "/blog/build-saas-mvp-4-weeks/":
    "/insights/web-development/build-saas-mvp-4-weeks/",
  "/blog/openai-vs-anthropic-which-llm-for-business/":
    "/insights/ai-automation/choose-right-llm-business-workflow/",
  "/blog/choose-right-llm-business-workflow/":
    "/insights/ai-automation/choose-right-llm-business-workflow/",
  "/blog/building-custom-chatgpt-interfaces-for-business/":
    "/insights/ai-automation/custom-chatgpt-interface-business/",
  "/blog/custom-chatgpt-interface-business/":
    "/insights/ai-automation/custom-chatgpt-interface-business/",
  "/blog/how-programmatic-seo-generates-10x-traffic/":
    "/insights/seo/programmatic-seo-quality-scalable-pages/",
  "/blog/programmatic-seo-quality-scalable-pages/":
    "/insights/seo/programmatic-seo-quality-scalable-pages/",
  "/blog/complete-technical-seo-audit-checklist/":
    "/insights/seo/technical-seo-audit-checklist/",
  "/blog/complete-technical-seo-audit-checklist-2025/":
    "/insights/seo/technical-seo-audit-checklist/",
  "/blog/technical-seo-audit-checklist/":
    "/insights/seo/technical-seo-audit-checklist/",
} satisfies Record<string, string>;

const legacyPortfolioRedirects = {
  "/portfolio/": "/services/",
  "/portfolio/content-marketing-strategy/": "/services/seo-growth/",
  "/portfolio/paid-social-campaigns/": "/services/google-ads-management/",
  "/portfolio/social-media-management/": "/services/social-media-growth/",
  "/portfolio/ai-workflow-automation/": "/services/ai-workflow-automation/",
} satisfies Record<string, string>;

// https://astro.build/config
export default defineConfig({
  adapter: cloudflare(),

  // Used to generate canonical URLs and sitemap entries.
  site: SITE_URL,

  // Consistent URL format - all URLs end with /
  trailingSlash: "always",

  redirects: {
    "/blog/": {
      status: 301,
      destination: "/insights/",
    },
    "/blog/rss.xml": {
      status: 301,
      destination: "/insights/rss.xml",
    },
    ...Object.fromEntries(
      Object.entries(legacyInsightRedirects).map(([source, destination]) => [
        source,
        { status: 301, destination },
      ]),
    ),
    ...Object.fromEntries(
      Object.entries(legacyPortfolioRedirects).map(([source, destination]) => [
        source,
        { status: 301, destination },
      ]),
    ),
  },

  markdown: {
    syntaxHighlight: {
      type: "shiki",
      excludeLangs: ["math", "d2"],
    },
    rehypePlugins: [
      [
        rehypeD2,
        {
          theme: 0,
          darkTheme: 200,
          sketch: false,
        },
      ],
      rehypeCopyCodeButton,
    ],
  },

  vite: {
    plugins: [tailwindcss()],
  },

  integrations: [
    solid(),
    mdx({
      rehypePlugins: [
        [
          rehypeD2,
          {
            theme: 0,
            darkTheme: 200,
            sketch: false,
          },
        ],
        rehypeCopyCodeButton,
      ],
    }),
    partytown({
      config: {
        forward: ["dataLayer.push"],
      },
    }),
    sitemap({
      filter(page) {
        return !new URL(page).pathname.startsWith("/blog/");
      },
      serialize(item) {
        // Enhanced sitemap with priority and changefreq
        const url = item.url;
        let priority = 0.5;
        let changefreq = "monthly";
        const lastmod =
          getLastmodForUrl(url) ?? item.lastmod ?? new Date().toISOString();

        // Homepage gets highest priority
        if (url === `${SITE_URL}/`) {
          priority = 1.0;
          changefreq = "weekly";
        }
        // Insights posts - high priority, updated occasionally
        else if (url.includes("/insights/") && !url.endsWith("/insights/")) {
          priority = 0.8;
          changefreq = "monthly";
        }
        // Insights index
        else if (url.endsWith("/insights/")) {
          priority = 0.9;
          changefreq = "weekly";
        }
        // Service pages - high priority
        else if (url.includes("/services/") && !url.endsWith("/services/")) {
          priority = 0.8;
          changefreq = "monthly";
        }
        // Services index
        else if (url.endsWith("/services/")) {
          priority = 0.9;
          changefreq = "monthly";
        }
        // Location landing pages - local SEO/GEO entry points
        else if (url.includes("/locations/")) {
          priority = url.endsWith("/locations/") ? 0.8 : 0.75;
          changefreq = "monthly";
        }
        // About and contact
        else if (url.includes("/about/") || url.includes("/contact/")) {
          priority = 0.7;
          changefreq = "monthly";
        }

        return {
          ...item,
          changefreq: changefreq as typeof item.changefreq,
          lastmod,
          priority,
        };
      },
    }),
    AstroPWA({
      registerType: "autoUpdate",
      includeAssets: ["favicon.ico", "apple-touch-icon.png"],
      manifest: {
        name: PERSON_NAME,
        short_name: "AR10",
        theme_color: "#000000",
        background_color: "#000000",
        display: "standalone",
        start_url: "/",
        icons: [
          {
            src: "/pwa-192x192.png",
            sizes: "192x192",
            type: "image/png",
            purpose: "any",
          },
          {
            src: "/pwa-512x512.png",
            sizes: "512x512",
            type: "image/png",
            purpose: "any",
          },
          {
            src: "/pwa-512x512.png",
            sizes: "512x512",
            type: "image/png",
            purpose: "maskable",
          },
        ],
      },
      workbox: {
        globPatterns: ["**/*.{js,mjs,css,html,ico,png,svg,webmanifest}"],
        runtimeCaching: [
          {
            urlPattern: /\.(?:png|jpg|jpeg|svg)$/,
            handler: "StaleWhileRevalidate",
            options: {
              cacheName: "images",
              expiration: {
                maxEntries: 20,
              },
            },
          },
          {
            urlPattern: /\.(?:woff|woff2|ttf|eot)$/,
            handler: "CacheFirst",
            options: {
              cacheName: "fonts",
              expiration: {
                maxEntries: 20,
                maxAgeSeconds: 7 * 24 * 60 * 60,
              },
            },
          },
        ],
      },
    }),
  ],
});