feat: Replace Vercel analytics with Umami and update CV/resume PDFs.

src/env.js

@@ -1,10 +1,17 @@
 import { createEnv } from "@t3-oss/env-nextjs";
+import { z } from "zod";
 
 export const env = createEnv({
   /**
    * Specify your server-side environment variables schema here. This way you can ensure the app
    * isn't built with invalid env vars.
    */
+  server: {
+    DATABASE_URL: z.string().url().optional(),
+    NODE_ENV: z
+      .enum(["development", "test", "production"])
+      .default("development"),
+  },
 
   /**
    * Specify your client-side environment variables schema here. This way you can ensure the app
@@ -13,6 +20,8 @@ export const env = createEnv({
    */
   client: {
     // NEXT_PUBLIC_CLIENTVAR: z.string(),
+    NEXT_PUBLIC_UMAMI_WEBSITE_ID: z.string().optional(),
+    NEXT_PUBLIC_UMAMI_SCRIPT_URL: z.string().url().optional(),
   },
 
   /**
@@ -23,6 +32,8 @@ export const env = createEnv({
     DATABASE_URL: process.env.DATABASE_URL,
     NODE_ENV: process.env.NODE_ENV,
     // NEXT_PUBLIC_CLIENTVAR: process.env.NEXT_PUBLIC_CLIENTVAR,
+    NEXT_PUBLIC_UMAMI_WEBSITE_ID: process.env.NEXT_PUBLIC_UMAMI_WEBSITE_ID,
+    NEXT_PUBLIC_UMAMI_SCRIPT_URL: process.env.NEXT_PUBLIC_UMAMI_SCRIPT_URL,
   },
   /**
    * Run `build` or `dev` with `SKIP_ENV_VALIDATION` to skip env validation. This is especially