chore: Remove rollup-plugin-sourcemaps2 (#573)

This plugin was mistakenly added by yours truly when we first configured
Vite for the extension. Vite (_obviously_) has its own sourcemap
feature; we don't need this.

Author: rekmarks

packages/extension/package.json

@@ -88,8 +88,6 @@
     "playwright": "^1.51.1",
     "prettier": "^3.5.3",
     "rimraf": "^6.0.1",
-    "rollup": "^4.39.0",
-    "rollup-plugin-sourcemaps2": "^0.5.0",
     "typedoc": "^0.28.1",
     "typescript": "~5.8.2",
     "typescript-eslint": "^8.29.0",

packages/extension/vite.config.ts

@@ -8,9 +8,7 @@ import {
 } from '@ocap/vite-plugins';
 import react from '@vitejs/plugin-react';
 import path from 'path';
-import sourcemaps from 'rollup-plugin-sourcemaps2';
 import { defineConfig } from 'vite';
-import type { Plugin as VitePlugin } from 'vite';
 import { checker as viteChecker } from 'vite-plugin-checker';
 import { viteStaticCopy } from 'vite-plugin-static-copy';
 import type { Target } from 'vite-plugin-static-copy';
@@ -86,7 +84,6 @@ export default defineConfig(({ mode }) => {
       viteChecker({ typescript: { tsconfigPath: 'tsconfig.build.json' } }),
       // Import sourcemaps from our own libraries
       // For whatever reason, the types don't match, but it works
-      isDev && (sourcemaps() as unknown as VitePlugin),
       // Open the extension in the browser when watching
       isWatching && extensionDev({ extensionPath: buildDir }),
     ],

packages/kernel-browser-runtime/package.json

@@ -104,7 +104,6 @@
     "eslint-plugin-promise": "^7.2.1",
     "prettier": "^3.5.3",
     "rimraf": "^6.0.1",
-    "rollup-plugin-sourcemaps2": "^0.5.0",
     "typedoc": "^0.28.1",
     "typescript": "~5.8.2",
     "typescript-eslint": "^8.29.0",

packages/kernel-browser-runtime/vite.config.ts

@@ -4,9 +4,7 @@
 import { jsTrustedPrelude } from '@ocap/vite-plugins';
 import type { PreludeRecord } from '@ocap/vite-plugins';
 import path from 'path';
-import sourcemaps from 'rollup-plugin-sourcemaps2';
 import { defineConfig } from 'vite';
-import type { Plugin as VitePlugin } from 'vite';
 import { checker as viteChecker } from 'vite-plugin-checker';
 import { viteStaticCopy } from 'vite-plugin-static-copy';
 import type { Target } from 'vite-plugin-static-copy';
@@ -108,7 +106,6 @@ export default defineConfig(({ mode }) => {
         silent: isDev,
       }),
       viteChecker({ typescript: { tsconfigPath: 'tsconfig.build.json' } }),
-      isDev && (sourcemaps() as unknown as VitePlugin),
       // For unknown reasons, Vite duplicates the WASM binary file of @sqlite.org/sqlite-wasm.
       // (It's probably related to the the file being conditionally imported in multiple places.)
       // To avoid bloating the bundle, we delete the duplicate files. Thankfully, these files are

yarn.lock

@@ -2056,7 +2056,6 @@ __metadata:
     nanoid: "npm:^5.1.5"
     prettier: "npm:^3.5.3"
     rimraf: "npm:^6.0.1"
-    rollup-plugin-sourcemaps2: "npm:^0.5.0"
     ses: "npm:^1.13.0"
     typedoc: "npm:^0.28.1"
     typescript: "npm:~5.8.2"
@@ -3158,8 +3157,6 @@ __metadata:
     react: "npm:^17.0.2"
     react-dom: "npm:^17.0.2"
     rimraf: "npm:^6.0.1"
-    rollup: "npm:^4.39.0"
-    rollup-plugin-sourcemaps2: "npm:^0.5.0"
     ses: "npm:^1.13.0"
     typedoc: "npm:^0.28.1"
     typescript: "npm:~5.8.2"
@@ -3739,22 +3736,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@rollup/pluginutils@npm:5.1.4":
-  version: 5.1.4
-  resolution: "@rollup/pluginutils@npm:5.1.4"
-  dependencies:
-    "@types/estree": "npm:^1.0.0"
-    estree-walker: "npm:^2.0.2"
-    picomatch: "npm:^4.0.2"
-  peerDependencies:
-    rollup: ^1.20.0||^2.0.0||^3.0.0||^4.0.0
-  peerDependenciesMeta:
-    rollup:
-      optional: true
-  checksum: 10/598f628988af25541a9a6c6ef154aaf350f8be3238884e500cc0e47138684071abe490563c953f9bda9e8b113ecb1f99c11abfb9dbaf4f72cdd62e257a673fa3
-  languageName: node
-  linkType: hard
-
 "@rollup/pluginutils@npm:^5.1.4":
   version: 5.2.0
   resolution: "@rollup/pluginutils@npm:5.2.0"
@@ -12046,22 +12027,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"rollup-plugin-sourcemaps2@npm:^0.5.0":
-  version: 0.5.1
-  resolution: "rollup-plugin-sourcemaps2@npm:0.5.1"
-  dependencies:
-    "@rollup/pluginutils": "npm:5.1.4"
-  peerDependencies:
-    "@types/node": ">=18.0.0"
-    rollup: ">=4"
-  peerDependenciesMeta:
-    "@types/node":
-      optional: true
-  checksum: 10/dadcb7ab0b672c5b48cae014f96c9d2570b56727909d83f31c57815c6849a3494517be90434817c16c76de6ee0238b2aee1615a76191310a5de086fd995844e1
-  languageName: node
-  linkType: hard
-
-"rollup@npm:^4.34.9, rollup@npm:^4.39.0":
+"rollup@npm:^4.34.9":
   version: 4.40.0
   resolution: "rollup@npm:4.40.0"
   dependencies: