feat: web UI + QR login + portable build

- Add web UI panel (dark theme) at / with REST API
- Add Bilibili QR code scan login with browser header emulation
- Add wanakana for English -> katakana conversion
- Add volume control (0%-200%)
- Add message format with '说、' pause marker
- PyInstaller --onedir build for portable exe
- Rate-limit danmaku logging (1/20)
- Fix aiohttp.access log spam
- Add README.md

package-lock.json

@@ -0,0 +1,22 @@
+{
+  "name": "bililive-touhou-tts",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "bililive-touhou-tts",
+      "dependencies": {
+        "wanakana": "^5.3.1"
+      }
+    },
+    "node_modules/wanakana": {
+      "version": "5.3.1",
+      "resolved": "https://registry.npmmirror.com/wanakana/-/wanakana-5.3.1.tgz",
+      "integrity": "sha512-OSDqupzTlzl2LGyqTdhcXcl6ezMiFhcUwLBP8YKaBIbMYW1wAwDvupw2T9G9oVaKT9RmaSpyTXjxddFPUcFFIw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      }
+    }
+  }
+}