fix: getHighEntropyValuesが使用できない場合は生のUAを返すように

packages/frontend/package.json

@@ -33,7 +33,6 @@
 		"aiscript-vscode": "github:aiscript-dev/aiscript-vscode#v0.1.15",
 		"analytics": "0.8.19",
 		"astring": "1.9.0",
-		"bowser": "2.12.1",
 		"broadcast-channel": "7.1.0",
 		"buraha": "0.0.1",
 		"canvas-confetti": "1.9.3",
@@ -106,7 +105,6 @@
 		"@storybook/vue3-vite": "9.1.8",
 		"@tabler/icons-webfont": "3.35.0",
 		"@testing-library/vue": "8.1.0",
-		"@types/bowser": "1.1.5",
 		"@types/canvas-confetti": "1.9.0",
 		"@types/estree": "1.0.8",
 		"@types/matter-js": "0.20.2",

packages/frontend/src/utility/get-user-environment.ts

@@ -3,19 +3,17 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-// Type Reference Only import （実物はlazy-loadされる）
-import type * as BowserTypeReferenceOnly from 'bowser';
-
-type BowserTypeTypeReferenceOnly = typeof BowserTypeReferenceOnly;
-
-let Bowser: BowserTypeTypeReferenceOnly | null = null;
-
 export type UserEnvironment = {
 	os: string;
 	browser: string;
 	screenWidth: number;
 	screenHeight: number;
-	viaGetHighEntropyValues: boolean;
+	viaGetHighEntropyValues: true;
+} | {
+	userAgent: string;
+	screenWidth: number;
+	screenHeight: number;
+	viaGetHighEntropyValues: false;
 };
 
 export async function getUserEnvironment(): Promise<UserEnvironment> {
@@ -56,14 +54,9 @@ export async function getUserEnvironment(): Promise<UserEnvironment> {
 	}
 }
 
-async function getViaUa(): Promise<UserEnvironment> {
+function getViaUa(): UserEnvironment {
-	if (Bowser == null) {
-		Bowser = (await import('bowser')).default;
-	}
-	const parsed = Bowser.parse(navigator.userAgent);
 	return {
-		os: `${parsed.os.name ?? 'Unknown'} ${parsed.os.version ?? ''} ${parsed.os.versionName ? `(${parsed.os.versionName})` : ''}`.trim(),
+		userAgent: navigator.userAgent,
-		browser: `${parsed.browser.name ?? 'Unknown'} ${parsed.browser.version ?? ''}`.trim(),
 		screenWidth: window.innerWidth,
 		screenHeight: window.innerHeight,
 		viaGetHighEntropyValues: false,

pnpm-lock.yaml

@@ -757,9 +757,6 @@ importers:
       astring:
         specifier: 1.9.0
         version: 1.9.0
-      bowser:
-        specifier: 2.12.1
-        version: 2.12.1
       broadcast-channel:
         specifier: 7.1.0
         version: 7.1.0
@@ -971,9 +968,6 @@ importers:
       '@testing-library/vue':
         specifier: 8.1.0
         version: 8.1.0(@vue/compiler-sfc@3.5.22)(@vue/server-renderer@3.5.22(vue@3.5.22(typescript@5.9.2)))(vue@3.5.22(typescript@5.9.2))
-      '@types/bowser':
-        specifier: 1.1.5
-        version: 1.1.5
       '@types/canvas-confetti':
         specifier: 1.9.0
         version: 1.9.0
@@ -4598,10 +4592,6 @@ packages:
   '@types/body-parser@1.19.6':
     resolution: {integrity: sha512-HLFeCYgz89uk22N5Qg3dvGvsv46B8GLvKKo1zKG4NybA8U2DiEO3w9lqGg29t/tfLRJpJ6iQxnVw4OnB7MoM9g==}
 
-  '@types/bowser@1.1.5':
-    resolution: {integrity: sha512-7qUcVaL3NZ40tLPPlbk9fKL++vT/BBT0vbq+R97KH1lnZQmcZwvqa3rnAcCE48ai2dZm9ETr9TnQXhztGsvPIw==}
-    deprecated: This is a stub types definition. bowser provides its own type definitions, so you do not need this installed.
-
   '@types/braces@3.0.1':
     resolution: {integrity: sha512-+euflG6ygo4bn0JHtn4pYqcXwRtLvElQ7/nnjDu7iYG56H0+OhCd7d6Ug0IE3WcFpZozBKW2+80FUbv5QGk5AQ==}
 
@@ -15405,10 +15395,6 @@ snapshots:
       '@types/connect': 3.4.36
       '@types/node': 22.18.6
 
-  '@types/bowser@1.1.5':
-    dependencies:
-      bowser: 2.12.1
-
   '@types/braces@3.0.1': {}
 
   '@types/canvas-confetti@1.9.0': {}
@@ -15758,7 +15744,7 @@ snapshots:
       '@typescript-eslint/types': 8.44.1
       '@typescript-eslint/typescript-estree': 8.44.1(typescript@5.9.2)
       '@typescript-eslint/visitor-keys': 8.44.1
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       eslint: 9.36.0
       typescript: 5.9.2
     transitivePeerDependencies:
@@ -15787,7 +15773,7 @@ snapshots:
       '@typescript-eslint/types': 8.44.1
       '@typescript-eslint/typescript-estree': 8.44.1(typescript@5.9.2)
       '@typescript-eslint/utils': 8.44.1(eslint@9.36.0)(typescript@5.9.2)
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       eslint: 9.36.0
       ts-api-utils: 2.1.0(typescript@5.9.2)
       typescript: 5.9.2
@@ -15802,7 +15788,7 @@ snapshots:
       '@typescript-eslint/tsconfig-utils': 8.44.1(typescript@5.9.2)
       '@typescript-eslint/types': 8.44.1
       '@typescript-eslint/visitor-keys': 8.44.1
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       fast-glob: 3.3.3
       is-glob: 4.0.3
       minimatch: 9.0.5
@@ -15841,7 +15827,7 @@ snapshots:
       '@ampproject/remapping': 2.3.0
       '@bcoe/v8-coverage': 1.0.2
       ast-v8-to-istanbul: 0.3.3
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       istanbul-lib-coverage: 3.2.2
       istanbul-lib-report: 3.0.1
       istanbul-lib-source-maps: 5.0.6
@@ -17671,7 +17657,7 @@ snapshots:
 
   esbuild-register@3.5.0(esbuild@0.25.10):
     dependencies:
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       esbuild: 0.25.10
     transitivePeerDependencies:
       - supports-color
@@ -18647,7 +18633,7 @@ snapshots:
   http-proxy-agent@7.0.2:
     dependencies:
       agent-base: 7.1.3
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.3
     transitivePeerDependencies:
       - supports-color
 
@@ -18680,6 +18666,13 @@ snapshots:
       - supports-color
     optional: true
 
+  https-proxy-agent@7.0.6:
+    dependencies:
+      agent-base: 7.1.3
+      debug: 4.4.3
+    transitivePeerDependencies:
+      - supports-color
+
   https-proxy-agent@7.0.6(supports-color@10.2.0):
     dependencies:
       agent-base: 7.1.3
@@ -19022,7 +19015,7 @@ snapshots:
   istanbul-lib-source-maps@5.0.6:
     dependencies:
       '@jridgewell/trace-mapping': 0.3.29
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       istanbul-lib-coverage: 3.2.2
     transitivePeerDependencies:
       - supports-color
@@ -19411,7 +19404,7 @@ snapshots:
       decimal.js: 10.5.0
       html-encoding-sniffer: 4.0.0
       http-proxy-agent: 7.0.2
-      https-proxy-agent: 7.0.6(supports-color@10.2.0)
+      https-proxy-agent: 7.0.6
       is-potential-custom-element-name: 1.0.1
       nwsapi: 2.2.16
       parse5: 7.3.0
@@ -22731,7 +22724,7 @@ snapshots:
   vite-node@3.2.4(@types/node@22.18.6)(sass@1.93.2)(terser@5.44.0)(tsx@4.20.6):
     dependencies:
       cac: 6.7.14
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       es-module-lexer: 1.7.0
       pathe: 2.0.3
       vite: 7.1.7(@types/node@22.18.6)(sass@1.93.2)(terser@5.44.0)(tsx@4.20.6)
@@ -22787,7 +22780,7 @@ snapshots:
       '@vitest/spy': 3.2.4
       '@vitest/utils': 3.2.4
       chai: 5.2.0
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       expect-type: 1.2.1
       magic-string: 0.30.19
       pathe: 2.0.3
@@ -22875,7 +22868,7 @@ snapshots:
 
   vue-eslint-parser@10.2.0(eslint@9.36.0):
     dependencies:
-      debug: 4.4.1(supports-color@10.2.0)
+      debug: 4.4.1(supports-color@5.5.0)
       eslint: 9.36.0
       eslint-scope: 8.4.0
       eslint-visitor-keys: 4.2.1