fix(build): add handleHttpError for missing favicon.png in 4 apps

Clock, Context, Chat, and Planta prerender failed because /offline
references /favicon.png which doesn't exist. Added handleHttpError
to svelte.config.js to ignore this during prerender.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

apps/chat/apps/web/svelte.config.js

@@ -9,6 +9,12 @@ const config = {
 		adapter: adapter({
 			out: 'build',
 		}),
+		prerender: {
+			handleHttpError: ({ path, message }) => {
+				if (path === '/favicon.png') return;
+				throw new Error(message);
+			},
+		},
 	},
 };
 

apps/clock/apps/web/svelte.config.js

@@ -9,6 +9,12 @@ const config = {
 		adapter: adapter({
 			out: 'build',
 		}),
+		prerender: {
+			handleHttpError: ({ path, message }) => {
+				if (path === '/favicon.png') return;
+				throw new Error(message);
+			},
+		},
 	},
 };
 

apps/context/apps/web/svelte.config.js

@@ -9,6 +9,12 @@ const config = {
 		adapter: adapter({
 			out: 'build',
 		}),
+		prerender: {
+			handleHttpError: ({ path, message }) => {
+				if (path === '/favicon.png') return;
+				throw new Error(message);
+			},
+		},
 	},
 };
 

apps/planta/apps/web/svelte.config.js

@@ -6,6 +6,12 @@ const config = {
 	preprocess: vitePreprocess(),
 	kit: {
 		adapter: adapter(),
+		prerender: {
+			handleHttpError: ({ path, message }) => {
+				if (path === '/favicon.png') return;
+				throw new Error(message);
+			},
+		},
 	},
 };