fix: add wasm plugin to shell.js build for Automerge runtime

The shell now imports RSpaceOfflineRuntime which transitively pulls in
Automerge WASM. Without the wasm() plugin and esnext target on the
shell build step, vite fails with "ESM integration proposal for Wasm
is not supported".

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

vite.config.ts

@@ -33,17 +33,20 @@ export default defineConfig({
 						},
 					});
 
-					// Build shell.ts as a standalone JS bundle
+					// Build shell.ts as a standalone JS bundle (needs wasm() for Automerge via runtime)
 					await build({
 						configFile: false,
 						root: resolve(__dirname, "website"),
+						plugins: [wasm()],
 						resolve: {
 							alias: {
 								"@lib": resolve(__dirname, "./lib"),
 								"@shared": resolve(__dirname, "./shared"),
+								'@automerge/automerge': resolve(__dirname, 'node_modules/@automerge/automerge'),
 							},
 						},
 						build: {
+							target: "esnext",
 							emptyOutDir: false,
 							outDir: resolve(__dirname, "dist"),
 							lib: {
@@ -558,6 +561,33 @@ export default defineConfig({
 						resolve(__dirname, "dist/modules/rnetwork/network.css"),
 					);
 
+					// Build socials canvas component
+					await build({
+						configFile: false,
+						root: resolve(__dirname, "modules/rsocials/components"),
+						build: {
+							emptyOutDir: false,
+							outDir: resolve(__dirname, "dist/modules/rsocials"),
+							lib: {
+								entry: resolve(__dirname, "modules/rsocials/components/folk-socials-canvas.ts"),
+								formats: ["es"],
+								fileName: () => "folk-socials-canvas.js",
+							},
+							rollupOptions: {
+								output: {
+									entryFileNames: "folk-socials-canvas.js",
+								},
+							},
+						},
+					});
+
+					// Copy socials canvas CSS
+					mkdirSync(resolve(__dirname, "dist/modules/rsocials"), { recursive: true });
+					copyFileSync(
+						resolve(__dirname, "modules/rsocials/components/socials-canvas.css"),
+						resolve(__dirname, "dist/modules/rsocials/socials-canvas.css"),
+					);
+
 					// Build tube module component
 					await build({
 						configFile: false,