ci: size report (#6082)

## Summary

show bundle size info automatically in Pull Request

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-6082-ci-size-report-28e6d73d365081c2bf73ce9919a7c01a)
by [Unito](https://www.unito.io)

scripts/bundle-categories.js

@@ -0,0 +1,93 @@
+// @ts-check
+/**
+ * Bundle categorization configuration
+ *
+ * This file defines how bundles are categorized in size reports.
+ * Categories help identify which parts of the application are growing.
+ */
+
+/**
+ * @typedef {Object} BundleCategory
+ * @property {string} name - Display name of the category
+ * @property {string} description - Description of what this category includes
+ * @property {RegExp[]} patterns - Regex patterns to match bundle files
+ * @property {number} order - Sort order for display (lower = first)
+ */
+
+/** @type {BundleCategory[]} */
+export const BUNDLE_CATEGORIES = [
+  {
+    name: 'App Entry Points',
+    description: 'Main application bundles',
+    patterns: [/^index-.*\.js$/],
+    order: 1
+  },
+  {
+    name: 'Core Views',
+    description: 'Major application views and screens',
+    patterns: [/GraphView-.*\.js$/, /UserSelectView-.*\.js$/],
+    order: 2
+  },
+  {
+    name: 'UI Panels',
+    description: 'Settings and configuration panels',
+    patterns: [/.*Panel-.*\.js$/],
+    order: 3
+  },
+  {
+    name: 'UI Components',
+    description: 'Reusable UI components',
+    patterns: [/Avatar-.*\.js$/, /Badge-.*\.js$/],
+    order: 4
+  },
+  {
+    name: 'Services',
+    description: 'Business logic and services',
+    patterns: [/.*Service-.*\.js$/, /.*Store-.*\.js$/],
+    order: 5
+  },
+  {
+    name: 'Utilities',
+    description: 'Helper functions and utilities',
+    patterns: [/.*[Uu]til.*\.js$/],
+    order: 6
+  },
+  {
+    name: 'Other',
+    description: 'Uncategorized bundles',
+    patterns: [/.*/], // Catch-all pattern
+    order: 99
+  }
+]
+
+/**
+ * Categorize a bundle file based on its name
+ *
+ * @param {string} fileName - The bundle file name (e.g., "assets/GraphView-BnV6iF9h.js")
+ * @returns {string} - The category name
+ */
+export function categorizeBundle(fileName) {
+  // Extract just the file name without path
+  const baseName = fileName.split('/').pop() || fileName
+
+  // Find the first matching category
+  for (const category of BUNDLE_CATEGORIES) {
+    for (const pattern of category.patterns) {
+      if (pattern.test(baseName)) {
+        return category.name
+      }
+    }
+  }
+
+  return 'Other'
+}
+
+/**
+ * Get category metadata by name
+ *
+ * @param {string} categoryName - The category name
+ * @returns {BundleCategory | undefined} - The category metadata
+ */
+export function getCategoryMetadata(categoryName) {
+  return BUNDLE_CATEGORIES.find((cat) => cat.name === categoryName)
+}