update vite, add analyzer

bskyembed/package.json

@@ -7,6 +7,7 @@
     "dev-snippet": "tsc --project tsconfig.snippet.json && serve -s dist -p 3000 -n",
     "build": "tsc && vite build",
     "build-snippet": "tsc --project tsconfig.snippet.json",
+    "analyze": "ANALYZE=1 vite build",
     "lint": "eslint --cache src",
     "typecheck": "tsc --noEmit",
     "format": "prettier -w src"
@@ -18,7 +19,7 @@
   "devDependencies": {
     "@eslint/js": "^9.18.0",
     "@preact/preset-vite": "^2.10.2",
-    "@vitejs/plugin-legacy": "^7.0.0",
+    "@vitejs/plugin-legacy": "^8.0.1",
     "autoprefixer": "^10.4.19",
     "eslint": "^9.18.0",
     "eslint-plugin-import-x": "^4.16.2",
@@ -29,10 +30,10 @@
     "serve": "^14.2.5",
     "tailwindcss": "^3.4.3",
     "terser": "^5.43.1",
-    "typescript": "^5.8.3",
+    "typescript": "^6.0.3",
     "typescript-eslint": "^8.20.0",
-    "vite": "^7.0.4",
-    "vite-tsconfig-paths": "^5.1.4"
+    "vite": "^8.0.12",
+    "vite-bundle-analyzer": "^1.3.8"
   },
   "resolutions": {
     "@types/estree": "1.0.6"

bskyembed/tsconfig.snippet.json

@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
-    "target": "ES5",
-    "lib": ["DOM", "DOM.Iterable", "ESNext"],
+    "target": "ES2015",
+    "lib": ["DOM", "ESNext"],
     "strict": true,
     "outDir": "dist"
   },

bskyembed/vite.config.ts

@@ -1,10 +1,10 @@
 import fs from 'node:fs'
 import {resolve} from 'node:path'
 
-import preact from '@preact/preset-vite'
+import {preact} from '@preact/preset-vite'
 import legacy from '@vitejs/plugin-legacy'
 import type {Plugin, UserConfig} from 'vite'
-import paths from 'vite-tsconfig-paths'
+import {analyzer} from 'vite-bundle-analyzer'
 
 /**
  * World's hackiest router, for dev only. Serves `/post.html` to requests that start with `/embed/`
@@ -38,11 +38,13 @@ function devOnlyRouter(): Plugin {
 const config: UserConfig = {
   plugins: [
     preact(),
-    paths(),
     legacy({
       targets: ['defaults', 'not IE 11'],
     }),
     devOnlyRouter(),
+    analyzer({
+      enabled: process.env.ANALYZE === '1',
+    }),
   ],
   build: {
     assetsDir: 'static',
@@ -53,6 +55,9 @@ const config: UserConfig = {
       },
     },
   },
+  resolve: {
+    tsconfigPaths: true,
+  },
 }
 
 export default config