v0.4.1: OSS skill videos, site version footer, and mail contact.

Host ability demos on Aliyun OSS instead of Pages bundles; add patches-page version label and top-right mailto link; improve spirit bear portrait export.

Co-authored-by: Cursor <cursoragent@cursor.com>

AGENTS.md

@@ -29,8 +29,8 @@ Windows 上的 Dota 2 **天梯选将识别**工具：用 GSI 感知选将阶段
 | `audit_relations.py` | OpenDota+STRATZ 交叉审计 `relations.json`，列出缺失英雄 |
 | `recommend.py` | 分路过滤；按克制/被克制/搭档边打分，输出 Top-3 |
 | `serve_relations.py` | 游戏外关系/物品只读预览（`web/relations/`；改 `data/relations.json`） |
-| `export_relations_site.py` | 导出关系预览为纯静态站点 → `dist/relations/`（data.json 快照 + 前端 + 图片；`--with-videos` 含视频） |
-| `deploy_relations.py` | 一键部署关系预览静态站点到 Cloudflare Pages（导出 + 资产预检 + `wrangler` 直传 + 绑域名；凭据经 keyzoo 注入或 env） |
+| `export_relations_site.py` | 导出关系预览为纯静态站点 → `dist/relations/`（data.json 快照 + 前端 + 图片；`SITE_VERSION` 常量与 `web/relations/config.js` 同步；`--ability-video-base` 写 `config.js` 指向 OSS 技能视频；`--with-videos` 可选本地拷贝视频，生产部署勿用） |
+| `deploy_relations.py` | 一键部署关系预览静态站点到 Cloudflare Pages（导出 + 资产预检 + `wrangler` 直传 + 绑域名；默认 `--ability-video-base` 指向 `climperor` OSS；凭据经 keyzoo 注入或 env） |
 | `_cf_status.py` | 只读查询 Cloudflare Pages 项目 / 部署 / 自定义域名状态（凭据经 keyzoo 注入） |
 | `fetch_hero_portraits.py` | 拉取官网横版头像 → `assets/hero_portraits/`（关系预览） |
 | `fetch_hero_items.py` | 拉取 OpenDota 热门装备 → `data/hero_items.json` + `assets/item_icons/` |
@@ -57,7 +57,7 @@ Windows 上的 Dota 2 **天梯选将识别**工具：用 GSI 感知选将阶段
 | `data/hero_fear_overrides.json` | 英雄→害怕装备手工加减（合并进 item_fears） |
 | `data/hero_abilities.json` | 英雄技能与机制汇总（由 `fetch_hero_abilities.py` 生成） |
 | `data/hero_item_fears.json` | 英雄怕的装备（规则推导；预览「怕」行） |
-| `web/relations/` | 关系只读预览页静态资源（`index.html` / `app.js` / `style.css` / `router.js`） |
+| `web/relations/` | 关系只读预览页静态资源（`index.html` / `config.js` / `app.js` / `style.css` / `router.js`）；`config.js` 含 `SITE_VERSION` 与 `ABILITY_VIDEO_BASE`；版本页底部显示 `v{SITE_VERSION}` |
 | `web/relations/router.js` | Hash 路由：`parseHash` / `serializeHash` / `installRouter` / `syncStateToUrl`；状态↔URL 双向同步（顶层标签 / 英雄 + 子标签 / 物品 / 版本 / 标签筛选 / 搜索） |
 | `templates/cdn/` | 全英雄 CDN 模板（需提交或由脚本生成） |
 | `templates/roles/` / `templates/modes/` | 位置 / 模式辅助模板 |
@@ -68,7 +68,7 @@ Windows 上的 Dota 2 **天梯选将识别**工具：用 GSI 感知选将阶段
 | `assets/item_cat_icons/` | 官网商店分类图标（`itemcat_*.png`，物品页列头） |
 | `assets/ability_icons/` | Steam CDN 技能图标（关系预览；按需缓存）；`innate.png` 先天共用图标；`talent_tree.png` 天赋树触发图标 |
 | `assets/ui_icons/` | dota2.com.cn 通用 UI 图标（`cooldown.png` 等，技能详情底栏冷却图标） |
-| `assets/ability_videos/` | 官网技能演示视频（webm/mp4；勿提交，由脚本拉取） |
+| `assets/ability_videos/` | 官网技能演示视频（webm/mp4；勿提交，由脚本拉取；线上由阿里云 OSS `climperor` 桶 `ability-video/` 前缀托管） |
 
 运行时产物（**勿提交**，见 `.gitignore`）：
 
@@ -122,7 +122,8 @@ python item_fears.py              # 英雄怕的装备
 python fetch_patches.py           # 近一年版本日志 + 详情（版本页）
 python serve_relations.py         # 浏览器只读预览 英雄关系 / 物品商店
 python export_relations_site.py   # 导出静态站点到 dist/relations/（可部署 Pages）
-python deploy_relations.py        # 部署 dist/relations 到 Cloudflare Pages（凭据经 keyzoo 注入或 env；默认 dota2.refining.dev）
+python export_relations_site.py --ability-video-base https://climperor.oss-cn-shanghai.aliyuncs.com
+python deploy_relations.py        # 部署 dist/relations 到 Cloudflare Pages（凭据经 keyzoo 注入或 env；默认 dota2.refining.dev；技能视频走 OSS）
 python _cf_status.py              # 只读查 CF Pages 部署 / 自定义域名状态
 python gsi_setup.py --check
 python gsi_watch.py --once
@@ -138,6 +139,7 @@ python evaluate.py
 - 改 GSI cfg 时同步核对 `gsi_setup.py` 与 Dota `gamestate_integration` 目录。
 - 改预览路由形态（URL 段 / query 参数 / 默认值）时同步 `web/relations/router.js`（`parseHash` / `serializeHash`）与 `app.js` 的 `applyPatch` 校验；新增可路由状态维度时在两处都加，并在 `syncStateToUrl` 调用点（含搜索 debounce）接好。Hash 路由不命中后端，`serve_relations.py` 无需改；`export_relations_site.py` 的导出文件列表须含 `router.js`。
 - 改 `data/heroes.json` 结构时同步 `grid.py`（依赖 `attr` / `name_loc`）；`roles` 供 `overlay.py` 使用；`aliases` 为中文口语/俗称（勿与 `name_loc` 重复），重跑 `fetch_cdn_templates.py` 会按 `key` 合并保留；`tags` 为中文定位（核心/辅助/…/幻象，由 `roles`+幻想系推导），仅关系预览筛选用；基础属性/血蓝等数值字段供关系预览详情条，勿塞机制文案。
+- 发版关系预览时同步 bump `export_relations_site.py` 的 `SITE_VERSION`、`web/relations/config.js` 的同名变量，以及 `index.html` 里 `config.js`/`router.js`/`app.js` 的 `?v=` 缓存戳；并写 `CHANGELOG.md`。
 - 不要重新引入 real 模板双层库、`cdn_penalty`、`build_library.py`。
 
 ## 文档分工

CHANGELOG.md

@@ -4,6 +4,24 @@
 
 ## [Unreleased]
 
+## [0.4.1] - 2026-07-27
+
+### Changed
+
+- 线上关系预览技能演示视频改由阿里云 OSS 托管（桶 `climperor`，
+  `https://climperor.oss-cn-shanghai.aliyuncs.com/ability-video/...`），不再打进
+  Cloudflare Pages；本地 `serve_relations.py` 仍读 `assets/ability_videos/`。
+  导出写入 `config.js` 的 `ABILITY_VIDEO_BASE`（`export_relations_site.py
+  --ability-video-base` / `deploy_relations.py` 默认 OSS 地址）。
+
+### Added
+
+- 版本页底部居中显示站点版本号（`config.js` 的 `SITE_VERSION`，如 `v0.4.1`）。
+
+### Fixed
+
+- 版本页熊灵（spirit bear）头像：静态导出包含 `portrait/spirit_bear.png`。
+
 ## [0.4.0] - 2026-07-27
 
 ### Added

README.md

@@ -51,6 +51,7 @@ python deploy_relations.py
 # 凭据经 keyzoo 注入（refining/cloudflare 的 Global API Key）；
 # 或手动设 $env:CLOUDFLARE_EMAIL / $env:CLOUDFLARE_API_KEY 后运行
 # 默认项目 climperor-relations、域名 dota2.refining.dev（可用 --project-name / --domain 覆盖）
+# 技能演示视频默认走阿里云 OSS 桶 climperor（Pages 只部署 ~42MB 静态资源）
 python _cf_status.py    # 部署后只读核对（项目 / 部署 / 域名状态）
 ```
 

deploy_relations.py

@@ -148,14 +148,21 @@ def ensure_project(email: str, api_key: str, account_id: str, project: str) -> N
         raise SystemExit(f"create project failed: {d.get('errors')}")
 
 
-def run_export() -> None:
+def run_export(ability_video_base: str | None = None) -> None:
     """Re-run export_relations_site.py to refresh dist/relations."""
     print("exporting static site ...")
-    subprocess.run(
-        [sys.executable, str(ROOT / "export_relations_site.py")],
-        cwd=str(ROOT),
-        check=True,
+    cmd = [sys.executable, str(ROOT / "export_relations_site.py")]
+    # Production Pages should load ability demos from OSS, not bundle GB of video.
+    base = ability_video_base
+    if base is None:
+        base = os.environ.get(
+            "ABILITY_VIDEO_BASE",
+            "https://climperor.oss-cn-shanghai.aliyuncs.com",
         )
+    if base:
+        cmd.extend(["--ability-video-base", base])
+        print(f"ABILITY_VIDEO_BASE={base}")
+    subprocess.run(cmd, cwd=str(ROOT), check=True)
 
 
 def check_integrity(dist: Path) -> None:
@@ -309,6 +316,12 @@ def main() -> None:
     ap.add_argument("--project-name", default=DEFAULT_PROJECT)
     ap.add_argument("--domain", default=DEFAULT_DOMAIN)
     ap.add_argument("--dist", default=str(DEFAULT_DIST))
+    ap.add_argument(
+        "--ability-video-base",
+        default=None,
+        help="passed to export as --ability-video-base (default: OSS climperor endpoint "
+        "or ABILITY_VIDEO_BASE env)",
+    )
     args = ap.parse_args()
 
     dist = Path(args.dist).resolve()
@@ -320,7 +333,7 @@ def main() -> None:
     ensure_project(email, api_key, account_id, args.project_name)
 
     if not args.no_export:
-        run_export()
+        run_export(args.ability_video_base)
     else:
         print("--no-export: using existing dist")
 

export_relations_site.py

@@ -2,6 +2,7 @@
 
 Usage:
     python export_relations_site.py [--out dist/relations] [--with-videos]
+        [--ability-video-base URL]
 
 Copies web/relations/ + a snapshot of the /api/data payload (data.json) +
 the referenced image assets into one directory, ready for any static host
@@ -13,13 +14,15 @@ Notes:
 - For patch-notes names/icons on the 版本 page, run `python fetch_patches.py`
   first (downloads referenced item + ability icons into assets/).
 - Ability videos (several GB locally) are skipped unless --with-videos is
-  given; the UI degrades quietly when a video is missing.
+  given; production deploys point the UI at OSS via --ability-video-base
+  (or ABILITY_VIDEO_BASE env) instead of bundling videos into Pages.
 """
 
 from __future__ import annotations
 
 import argparse
 import json
+import os
 import shutil
 from pathlib import Path
 
@@ -36,6 +39,8 @@ from common import (
 )
 from serve_relations import WEB_DIR, build_payload
 
+SITE_VERSION = "0.4.1"
+
 
 def copy_glob(src: Path, dst: Path, pattern: str = "*.png") -> int:
     if not src.is_dir():
@@ -49,6 +54,21 @@ def copy_glob(src: Path, dst: Path, pattern: str = "*.png") -> int:
     return n
 
 
+def write_config_js(out: Path, ability_video_base: str, site_version: str) -> None:
+    """Write config.js consumed by app.js (SITE_VERSION, ABILITY_VIDEO_BASE)."""
+    base = (ability_video_base or "").strip().rstrip("/")
+    ver = (site_version or "").strip()
+    # JSON-encode so values are safe JS string literals.
+    ver_lit = json.dumps(ver, ensure_ascii=False)
+    base_lit = json.dumps(base, ensure_ascii=False)
+    (out / "config.js").write_text(
+        f"/* generated by export_relations_site.py — do not edit */\n"
+        f"var SITE_VERSION = {ver_lit};\n"
+        f"var ABILITY_VIDEO_BASE = {base_lit};\n",
+        encoding="utf-8",
+    )
+
+
 def main() -> None:
     ap = argparse.ArgumentParser(
         description="Export relations preview as a static site"
@@ -59,8 +79,20 @@ def main() -> None:
         action="store_true",
         help="also copy assets/ability_videos (several GB)",
     )
+    ap.add_argument(
+        "--ability-video-base",
+        default=None,
+        help="public base URL for ability demos (writes config.js); "
+        "falls back to ABILITY_VIDEO_BASE env, else empty (same-origin)",
+    )
     args = ap.parse_args()
 
+    video_base = (
+        args.ability_video_base
+        if args.ability_video_base is not None
+        else os.environ.get("ABILITY_VIDEO_BASE", "")
+    )
+
     out = Path(args.out).resolve()
     if out == ROOT.resolve() or out.parent == out:
         raise SystemExit(f"refusing unsafe --out: {out}")
@@ -69,8 +101,12 @@ def main() -> None:
     out.mkdir(parents=True)
 
     # Frontend (uses relative paths — works from any sub-path).
-    for name in ("index.html", "router.js", "app.js", "style.css"):
-        shutil.copy2(WEB_DIR / name, out / name)
+    # `_headers` is a Cloudflare Pages config file (cache TTLs for HTML/JSON/JS).
+    for name in ("index.html", "router.js", "app.js", "style.css", "_headers"):
+        src = WEB_DIR / name
+        if src.is_file():
+            shutil.copy2(src, out / name)
+    write_config_js(out, video_base, SITE_VERSION)
 
     # Data snapshot (same payload as serve_relations /api/data).
     payload = build_payload()
@@ -124,6 +160,7 @@ def main() -> None:
         print(f"  {name}/: {n} files")
     if args.with_videos:
         print(f"  ability-video/: {n_videos} files")
+    print(f"  config.js SITE_VERSION={SITE_VERSION!r} ABILITY_VIDEO_BASE={video_base!r}")
     print(f"  total: {total / 1e6:.1f} MB")
     print(f"local check:  python -m http.server -d {out} 8080")
     print("deploy: upload the directory to any static host (Pages / nginx / ...)")

fetch_patches.py

@@ -33,8 +33,8 @@ import urllib.error
 from datetime import datetime, timedelta, timezone
 from pathlib import Path
 
-from common import ABILITY_ICONS, DATA, ITEM_ICONS
-from http_utils import http_json
+from common import ABILITY_ICONS, DATA, HERO_PORTRAITS, ITEM_ICONS
+from http_utils import http_bytes, http_json
 
 PATCHES_LIST_URL = "https://www.dota2.com/datafeed/patchnoteslist?language=schinese"
 PATCH_NOTES_URL = "https://www.dota2.com/datafeed/patchnotes?version={version}&language=schinese"
@@ -44,6 +44,13 @@ ABILITY_IDS_URL = "https://raw.githubusercontent.com/odota/dotaconstants/master/
 ABILITIES_URL = "https://raw.githubusercontent.com/odota/dotaconstants/master/build/abilities.json"
 ITEM_ICON_URL = "https://cdn.cloudflare.steamstatic.com/apps/dota2/images/dota_react/items/{key}.png"
 ABILITY_ICON_URL = "https://cdn.cloudflare.steamstatic.com/apps/dota2/images/dota_react/abilities/{key}.png"
+# Hero-card CDN (same as fetch_hero_portraits). Non-hero units may only exist at half res.
+HERO_CARD_URL = (
+    "https://cdn.cloudflare.steamstatic.com/apps/dota2/images/dota_react/heroes/{key}.png"
+)
+# Prefer ability art when Valve's hero-card for a unit is tiny (spirit_bear is 128x72).
+UNIT_PORTRAIT_FALLBACK_ABILITY = {"spirit_bear": "lone_druid_spirit_bear"}
+PORTRAIT_TARGET_SIZE = (256, 144)
 
 OUT = DATA / "patches.json"
 HERO_ABILITIES_PATH = DATA / "hero_abilities.json"
@@ -242,6 +249,86 @@ def build_lookup(
     return {"items": items, "abilities": abilities, "heroes": heroes}
 
 
+def _png_size(data: bytes) -> tuple[int, int] | None:
+    if len(data) < 24 or data[:8] != b"\x89PNG\r\n\x1a\n":
+        return None
+    import struct
+
+    return struct.unpack(">II", data[16:24])
+
+
+def _cover_resize_png(data: bytes, size: tuple[int, int] = PORTRAIT_TARGET_SIZE) -> bytes:
+    """Center-crop / scale image bytes to a 16:9 hero-card PNG."""
+    import cv2
+    import numpy as np
+
+    arr = np.frombuffer(data, dtype=np.uint8)
+    img = cv2.imdecode(arr, cv2.IMREAD_UNCHANGED)
+    if img is None:
+        raise ValueError("cv2 could not decode image")
+    if img.ndim == 2:
+        img = cv2.cvtColor(img, cv2.COLOR_GRAY2BGR)
+    elif img.shape[2] == 4:
+        img = cv2.cvtColor(img, cv2.COLOR_BGRA2BGR)
+    h, w = img.shape[:2]
+    tw, th = size
+    scale = max(tw / w, th / h)
+    nw, nh = max(tw, int(round(w * scale))), max(th, int(round(h * scale)))
+    resized = cv2.resize(img, (nw, nh), interpolation=cv2.INTER_CUBIC)
+    x0 = max(0, (nw - tw) // 2)
+    y0 = max(0, (nh - th) // 2)
+    crop = resized[y0 : y0 + th, x0 : x0 + tw]
+    ok, buf = cv2.imencode(".png", crop)
+    if not ok:
+        raise ValueError("cv2 could not encode png")
+    return buf.tobytes()
+
+
+def download_unit_portraits(*, delay: float) -> None:
+    """Fetch portraits for UNIT_NAMES into hero_portraits (not in heroes.json).
+
+    Valve ships some unit cards at half resolution (spirit_bear 128x72). When a
+    fallback ability icon is configured, use that art cover-cropped to 256x144
+    so the patch page matches normal hero cards.
+    """
+    HERO_PORTRAITS.mkdir(parents=True, exist_ok=True)
+    ok = skip = fail = 0
+    for unit in UNIT_NAMES.values():
+        key = unit["key"]
+        out = HERO_PORTRAITS / f"{key}.png"
+        if out.is_file():
+            dims = _png_size(out.read_bytes())
+            if dims == PORTRAIT_TARGET_SIZE:
+                skip += 1
+                continue
+        try:
+            fb = UNIT_PORTRAIT_FALLBACK_ABILITY.get(key)
+            if fb:
+                raw = http_bytes(ABILITY_ICON_URL.format(key=fb), timeout=30)
+                data = _cover_resize_png(raw)
+                src = f"ability:{fb}"
+            else:
+                raw = http_bytes(HERO_CARD_URL.format(key=key), timeout=30)
+                dims = _png_size(raw)
+                data = (
+                    _cover_resize_png(raw)
+                    if dims and dims != PORTRAIT_TARGET_SIZE
+                    else raw
+                )
+                src = "hero-card"
+            out.write_bytes(data)
+            ok += 1
+            print(f"  unit portrait {key} <- {src} ({len(data)} bytes)", flush=True)
+            time.sleep(max(delay, 0.05))
+        except Exception as e:  # noqa: BLE001
+            fail += 1
+            print(f"  FAIL unit portrait {key}: {e}", flush=True)
+    print(
+        f"  unit portraits saved={ok} skipped={skip} fail={fail} -> {HERO_PORTRAITS}",
+        flush=True,
+    )
+
+
 def download_referenced_icons(lookup: dict, *, delay: float) -> None:
     """Pull referenced item + ability icons into assets/ (skip existing)."""
     from http_utils import download_icons
@@ -266,6 +353,10 @@ def download_referenced_icons(lookup: dict, *, delay: float) -> None:
     )
     print(f"  ability icons saved={saved} skipped={skipped} fail={fail}", flush=True)
 
+    # Pseudo-heroes in patchnotes (e.g. 熊灵) are absent from herolist / heroes.json.
+    print("downloading unit portraits for patch lookup ...", flush=True)
+    download_unit_portraits(delay=delay)
+
 
 def load_existing_details() -> dict[str, dict]:
     if not OUT.is_file():

web/relations/_headers

@@ -0,0 +1,20 @@
+/*
+  X-Content-Type-Options: nosniff
+
+/index.html
+  Cache-Control: public, max-age=0, must-revalidate
+
+/data.json
+  Cache-Control: public, max-age=0, must-revalidate
+
+/app.js
+  Cache-Control: public, max-age=60, must-revalidate
+
+/config.js
+  Cache-Control: public, max-age=0, must-revalidate
+
+/router.js
+  Cache-Control: public, max-age=60, must-revalidate
+
+/style.css
+  Cache-Control: public, max-age=300, must-revalidate

web/relations/app.js

@@ -1,4 +1,30 @@
-/* global fetch, document */
+/* global fetch, document, ABILITY_VIDEO_BASE, SITE_VERSION */
+
+/** OSS / CDN base for ability demos; empty => same-origin `/ability-video/...`. */
+function abilityVideoBase() {
+  const raw =
+    typeof ABILITY_VIDEO_BASE === "string" ? ABILITY_VIDEO_BASE.trim() : "";
+  return raw.replace(/\/+$/, "");
+}
+
+function abilityVideoUrl(heroKey, abilityKey) {
+  const rel = `/ability-video/${heroKey}/${abilityKey}.webm`;
+  const base = abilityVideoBase();
+  return base ? `${base}${rel}` : rel;
+}
+
+function siteVersionLabel() {
+  const v = typeof SITE_VERSION === "string" ? SITE_VERSION.trim() : "";
+  return v ? `v${v}` : "";
+}
+
+function renderPatchesSiteVersion() {
+  const el = $("#patches-site-version");
+  if (!el) return;
+  const label = siteVersionLabel();
+  el.textContent = label;
+  el.setAttribute("aria-hidden", label ? "false" : "true");
+}
 
 const state = {
   data: null,
@@ -724,15 +750,17 @@ function mountSkillInspect(root, skillEnt, heroKey) {
   // Official-page layout: demo clip on the left, name/desc column on the right.
   const body = document.createElement("div");
   body.className = "skill-info-body";
-  // Official demo clip (assets/ability_videos); hidden when not cached locally.
+  // Official demo clip: local `/ability-video/...` (serve_relations) or OSS base
+  // from config.js (static export / Pages). Hidden when the file is missing.
   if (heroKey && skillEnt.ability_key) {
     const video = document.createElement("video");
     video.className = "skill-info-video";
-    video.src = `/ability-video/${heroKey}/${skillEnt.ability_key}.webm`;
+    video.src = abilityVideoUrl(heroKey, skillEnt.ability_key);
     video.muted = true;
     video.loop = true;
     video.autoplay = true;
     video.playsInline = true;
+    video.crossOrigin = "anonymous";
     video.addEventListener("error", () => video.remove());
     body.appendChild(video);
   }
@@ -1723,6 +1751,7 @@ function renderPatches() {
     if (select) select.innerHTML = "";
     if (verEl) verEl.textContent = "";
     root.innerHTML = '<div class="patches-empty">暂无版本数据，请运行 python fetch_patches.py</div>';
+    renderPatchesSiteVersion();
     return;
   }
 
@@ -1753,6 +1782,7 @@ function renderPatches() {
   const det = details[state.selectedPatch];
   if (!det) {
     root.innerHTML = '<div class="patches-empty">该版本详情暂未抓取，请重跑 python fetch_patches.py</div>';
+    renderPatchesSiteVersion();
     return;
   }
 
@@ -1785,6 +1815,7 @@ function renderPatches() {
     .map((h) => renderHeroEntry(h, lookup))
     .join("");
   renderPatchSection(root, "英雄改动", heroesHtml);
+  renderPatchesSiteVersion();
 }
 
 function escapeHtml(s) {

web/relations/config.js

@@ -0,0 +1,3 @@
+/* Local defaults; production export overwrites via export_relations_site.py. */
+var SITE_VERSION = "0.4.1";
+var ABILITY_VIDEO_BASE = "";

web/relations/index.html

@@ -12,6 +12,16 @@
       <img class="brand-logo" src="ui-icon/dota2_logo.png" alt="Dota 2" />
       <span class="brand-title">上分帝</span>
     </div>
+    <a
+      class="contact-mail"
+      href="mailto:c9mhs8vfmuyv@outlook.com"
+      aria-label="邮件联系"
+      title="c9mhs8vfmuyv@outlook.com"
+    >
+      <svg class="contact-mail-icon" viewBox="0 0 24 24" width="20" height="20" aria-hidden="true" focusable="false">
+        <path fill="currentColor" d="M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4-8 5-8-5V6l8 5 8-5v2z"/>
+      </svg>
+    </a>
     <nav class="main-tabs" aria-label="主分页">
       <button type="button" class="main-tab active" data-page="heroes">英雄</button>
       <button type="button" class="main-tab" data-page="items">物品</button>
@@ -55,11 +65,13 @@
       <select id="patch-select" aria-label="选择版本"></select>
     </div>
     <div class="patches-detail" id="patches-detail"></div>
+    <footer class="patches-site-version" id="patches-site-version" aria-hidden="true"></footer>
   </main>
 
   <section class="detail" id="detail" aria-live="polite"></section>
 
-  <script src="/router.js"></script>
-  <script src="/app.js"></script>
+  <script src="/config.js?v=0.4.1"></script>
+  <script src="/router.js?v=0.4.1"></script>
+  <script src="/app.js?v=0.4.1"></script>
 </body>
 </html>

web/relations/style.css

@@ -75,6 +75,34 @@ body {
 @media (max-width: 620px) {
   .brand { display: none; }
 }
+.contact-mail {
+  position: absolute;
+  right: 20px;
+  top: 12px;
+  z-index: 2;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 40px;
+  height: 40px;
+  border-radius: 8px;
+  border: none;
+  background: transparent;
+  color: var(--muted);
+  text-decoration: none;
+  transition: color 0.15s, background 0.15s;
+}
+.contact-mail:hover {
+  color: var(--text);
+  background: rgba(255, 255, 255, 0.06);
+}
+.contact-mail:focus-visible {
+  outline: 2px solid var(--sel);
+  outline-offset: 2px;
+}
+.contact-mail-icon {
+  display: block;
+}
 .main-tabs {
   display: flex;
   justify-content: center;
@@ -1609,6 +1637,17 @@ body:has(#items-view:not(.hidden)) {
   color: var(--muted);
   font-size: 14px;
 }
+.patches-site-version {
+  width: min(820px, 92%);
+  padding: 4px 0 28px;
+  text-align: center;
+  font-size: 11px;
+  font-weight: 500;
+  color: var(--muted);
+  letter-spacing: 0.08em;
+  opacity: 0.55;
+  user-select: none;
+}
 .patch-section {
   margin-top: 26px;
 }