.gitignore

@@ -6,8 +6,4 @@ uploads/*
 *.db
 .env
 server.log
-s3_config.json
+scripts/
-config.json
-scripts/fix_*.py
-scripts/migrate_*.py
-scripts/test_*.py

activate.bat

@@ -1,5 +1,5 @@
 @echo off
 cd /d "%~dp0"
 call .venv\Scripts\activate.bat
-@rem python -m uvicorn app.main:app --host 0.0.0.0 --port 8000 --reload
+python -m uvicorn app.main:app --host 0.0.0.0 --port 8000 --reload
 pause

app/locales/en.json

@@ -123,8 +123,8 @@
   "pc_form.number_hint": "Format: AB-1234567",
   "pc_form.status": "Status",
   "pc_form.recipient": "Recipient",
-  "pc_form.country_from": "From country",
+  "pc_form.country": "Country",
-  "pc_form.country_to": "To country",
+  "pc_form.country_from": "From",
   "pc_form.send_time": "Sent date",
   "pc_form.arrival_time": "Arrival date",
   "pc_form.sender": "Sender",

app/locales/zh.json

@@ -123,8 +123,8 @@
   "pc_form.number_hint": "格式：AB-1234567",
   "pc_form.status": "状态",
   "pc_form.recipient": "收件人",
-  "pc_form.country_from": "寄出国",
+  "pc_form.country": "国家/地区",
-  "pc_form.country_to": "到达国",
+  "pc_form.country_from": "寄出地",
   "pc_form.send_time": "寄出时间",
   "pc_form.arrival_time": "到达时间",
   "pc_form.sender": "发件人",

app/main.py

@@ -1,8 +1,7 @@
 from pathlib import Path
 
-from fastapi import FastAPI, Request, Response
+from fastapi import FastAPI
 from fastapi.staticfiles import StaticFiles
-from starlette.middleware.base import BaseHTTPMiddleware
 
 from app.config import UPLOAD_DIR
 from app.database import init_db
@@ -14,18 +13,6 @@ UPLOAD_DIR.mkdir(exist_ok=True)
 app.mount("/static", StaticFiles(directory=str(Path(__file__).resolve().parent / "static")), name="static")
 app.mount("/uploads", StaticFiles(directory=str(UPLOAD_DIR)), name="uploads")
 
-
-# Browser cache: 30 days for uploaded images (they never change)
-class CacheControlMiddleware(BaseHTTPMiddleware):
-    async def dispatch(self, request: Request, call_next):
-        response: Response = await call_next(request)
-        if request.url.path.startswith("/uploads/"):
-            response.headers["Cache-Control"] = "public, max-age=2592000, immutable"
-        return response
-
-
-app.add_middleware(CacheControlMiddleware)
-
 app.include_router(web.router)
 app.include_router(api.router)
 

app/routers/api.py

@@ -13,7 +13,7 @@ from app.models import (
     PERM_POSTCARDS_READ, PERM_POSTCARDS_WRITE,
     PERM_IMAGES_UPLOAD,
 )
-# config removed: image storage now via app.storage
+from app.config import UPLOAD_DIR
 
 router = APIRouter(prefix="/api/v1", tags=["api"])
 
@@ -380,16 +380,15 @@ async def upload_image(
     ak: ApiKey = Depends(require_scopes(PERM_IMAGES_UPLOAD)),
 ):
     pc = _postcard_or_404(ak.user, profile_id, postcard_id, db)
-    from app.storage import get_storage
-    storage = get_storage()
     ext = Path(file.filename).suffix if file.filename else ".jpg"
-    key = f"pc_{pc.id}_{side}{ext}"
+    save_name = f"pc_{pc.id}_{side}{ext}"
+    save_path = UPLOAD_DIR / save_name
     content = await file.read()
-    storage.put(key, content)
+    save_path.write_bytes(content)
     if side == "front":
-        pc.image_front = key
+        pc.image_front = f"/uploads/{save_name}"
     else:
-        pc.image_back = key
+        pc.image_back = f"/uploads/{save_name}"
     db.commit()
     db.refresh(pc)
     return pc

app/routers/web.py

@@ -16,7 +16,7 @@ from app.auth import (
     redirect_if_not_logged_in,
     verify_password,
 )
-from app.config import SECRET_KEY, SESSION_COOKIE_NAME
+from app.config import SECRET_KEY, SESSION_COOKIE_NAME, UPLOAD_DIR
 from app.database import get_db
 from random import choice
 from string import ascii_letters, digits
@@ -86,10 +86,6 @@ def _translate_filter(key: str, lang: str = "zh") -> str:
 
 templates.env.filters["t"] = _translate_filter
 
-# image URL resolver: bare key → full URL (local /uploads/... or S3 public URL)
-from app.storage import resolve_url as _resolve_image_url
-templates.env.filters["image_url"] = lambda v: _resolve_image_url(v) if v else ""
-
 from app.i18n import get_languages as _get_languages
 templates.env.globals["available_languages"] = _get_languages()
 
@@ -192,7 +188,7 @@ def api_public_cards(
         "page": page,
         "has_more": start + limit < total,
         "cards": [{
-            "image_front": _resolve_image_url(c.image_front),
+            "image_front": c.image_front,
             "country_from": c.country_from,
             "country_to": c.country_to,
             "status": c.status,
@@ -234,7 +230,7 @@ def api_public_cards_user(
         "page": page,
         "has_more": start + limit < total,
         "cards": [{
-            "image_front": _resolve_image_url(c.image_front),
+            "image_front": c.image_front,
             "country_from": c.country_from,
             "country_to": c.country_to,
         } for c in batch],
@@ -711,8 +707,8 @@ def postcard_list(
     # collect existing countries for dropdown
     all_countries = sorted({pc.country_to for pc in db.query(Postcard.country_to).filter(Postcard.profile_id == profile_id, Postcard.country_to.isnot(None)).all()})
 
-    # status sort order: pending=0, sent=1, delivered=2, received=3
+    # status sort order: sent=0, delivered=1, received=2
-    _status_order = {"pending": 0, "sent": 1, "delivered": 2, "received": 3}
+    _status_order = {"sent": 0, "delivered": 1, "received": 2}
     postcards.sort(key=lambda pc: (_status_order.get(pc.status, 9), -(pc.send_time or pc.arrival_time or pc.receive_time or pc.created_at).timestamp()))
 
     # split into sent and received
@@ -963,13 +959,12 @@ async def upload_image(
     )
     if not pc:
         return _redirect("/profiles")
-    from app.storage import get_storage
-    storage = get_storage()
     ext = Path(file.filename or "upload.jpg").suffix or ".jpg"
-    key = f"{uuid4().hex}{ext}"
+    filename = f"{uuid4().hex}{ext}"
+    dest = UPLOAD_DIR / filename
     content = await file.read()
-    storage.put(key, content)
+    dest.write_bytes(content)
-    setattr(pc, f"image_{side}", key)
+    setattr(pc, f"image_{side}", f"/uploads/{filename}")
     db.commit()
     return _redirect(f"/postcards/{postcard_id}")
 

app/schemas.py

@@ -1,6 +1,6 @@
 from datetime import datetime
 
-from pydantic import BaseModel, model_validator
+from pydantic import BaseModel
 
 
 # ---------- Profile ----------
@@ -23,13 +23,6 @@ class ProfileOut(BaseModel):
 
     model_config = {"from_attributes": True}
 
-    @model_validator(mode="after")
-    def _resolve_image_urls(self) -> "PostcardOut":
-        from app.storage import resolve_url
-        self.image_front = resolve_url(self.image_front) or None
-        self.image_back = resolve_url(self.image_back) or None
-        return self
-
 
 # ---------- Postcard ----------
 
@@ -75,10 +68,3 @@ class PostcardOut(BaseModel):
     updated_at: datetime
 
     model_config = {"from_attributes": True}
-
-    @model_validator(mode="after")
-    def _resolve_image_urls(self) -> "PostcardOut":
-        from app.storage import resolve_url
-        self.image_front = resolve_url(self.image_front) or None
-        self.image_back = resolve_url(self.image_back) or None
-        return self

app/storage.py

@@ -1,196 +0,0 @@
-"""Image storage abstraction: local filesystem or S3-compatible object storage.
-
-All system configuration lives in ``config.json`` in the project root::
-
-    {
-        "storage": {
-            "backend": "local",
-            "s3": {
-                "endpoint": "https://s3.amazonaws.com",
-                "bucket": "my-mailova-bucket",
-                "region": "auto",
-                "access_key": "AKIA...",
-                "secret_key": "...",
-                "public_url": "https://cdn.example.com/mailova"
-            }
-        }
-    }
-
-``storage.backend``: ``"local"`` (default) or ``"s3"``.
-
-URL scheme
-~~~~~~~~~~
-Database stores **bare filenames** (``xxx.jpeg``) regardless of backend.
-``resolve_url(key)`` converts a bare key to a full URL:
-  - S3  → ``<public_url>/xxx.jpeg``
-  - local → ``/uploads/xxx.jpeg``
-
-Legacy records that still contain ``/uploads/xxx.jpeg`` are auto-stripped
-by ``resolve_url``.
-"""
-
-from __future__ import annotations
-
-import json
-from pathlib import Path
-from typing import Protocol
-
-from app.config import UPLOAD_DIR
-
-CONFIG_PATH = Path(__file__).resolve().parent.parent / "config.json"
-
-
-class StorageBackend(Protocol):
-    def put(self, key: str, data: bytes, content_type: str = "image/jpeg") -> str:
-        """Store data and return the bare key."""
-        ...
-
-    def delete(self, key: str) -> None: ...
-
-    def exists(self, key: str) -> bool: ...
-
-    def resolve_url(self, key: str) -> str:
-        """Convert a bare key (or legacy /uploads/xxx path) to a full URL."""
-        ...
-
-
-# ── Local Storage ──────────────────────────────────────────────────
-
-class LocalStorage:
-    def __init__(self) -> None:
-        UPLOAD_DIR.mkdir(parents=True, exist_ok=True)
-
-    def put(self, key: str, data: bytes, content_type: str = "") -> str:
-        (UPLOAD_DIR / key).write_bytes(data)
-        return key
-
-    def delete(self, key: str) -> None:
-        p = UPLOAD_DIR / key
-        if p.exists():
-            p.unlink()
-
-    def exists(self, key: str) -> bool:
-        return (UPLOAD_DIR / key).exists()
-
-    def resolve_url(self, key: str) -> str:
-        return f"/uploads/{_strip_prefix(key)}"
-
-
-# ── S3 Storage ─────────────────────────────────────────────────────
-
-class S3Storage:
-    def __init__(
-        self,
-        endpoint_url: str,
-        bucket: str,
-        access_key: str,
-        secret_key: str,
-        region: str = "auto",
-        public_url: str = "",
-    ) -> None:
-        import boto3
-
-        self.bucket = bucket
-        self.public_url = public_url.rstrip("/")
-        self._client = boto3.client(
-            "s3",
-            endpoint_url=endpoint_url or None,
-            aws_access_key_id=access_key,
-            aws_secret_access_key=secret_key,
-            region_name=region or "auto",
-        )
-
-    def put(self, key: str, data: bytes, content_type: str = "image/jpeg") -> str:
-        self._client.put_object(
-            Bucket=self.bucket, Key=key, Body=data, ContentType=content_type,
-            CacheControl="public, max-age=2592000, immutable",
-        )
-        return key
-
-    def delete(self, key: str) -> None:
-        self._client.delete_object(Bucket=self.bucket, Key=key)
-
-    def exists(self, key: str) -> bool:
-        try:
-            self._client.head_object(Bucket=self.bucket, Key=key)
-            return True
-        except Exception:
-            return False
-
-    def resolve_url(self, key: str) -> str:
-        k = _strip_prefix(key)
-        if self.public_url:
-            return f"{self.public_url}/{k}"
-        # private bucket: generate presigned URL (7 days expiry)
-        return self._client.generate_presigned_url(
-            "get_object",
-            Params={"Bucket": self.bucket, "Key": k},
-            ExpiresIn=86400,
-        )
-
-
-# ── Helpers ────────────────────────────────────────────────────────
-
-def _strip_prefix(key: str) -> str:
-    """Strip ``/uploads/`` prefix from legacy DB values."""
-    if key.startswith("/uploads/"):
-        return key[len("/uploads/"):]
-    return key
-
-
-# ── Config loading ─────────────────────────────────────────────────
-
-def load_config() -> dict:
-    """Load config.json. Returns empty dict if missing."""
-    if not CONFIG_PATH.exists():
-        return {}
-    try:
-        return json.loads(CONFIG_PATH.read_text(encoding="utf-8"))
-    except Exception:
-        return {}
-
-
-# ── Singleton accessor ─────────────────────────────────────────────
-
-_backend: StorageBackend | None = None
-
-
-def get_storage() -> StorageBackend:
-    """Get the active storage backend based on config.json."""
-    global _backend
-    if _backend is not None:
-        return _backend
-
-    cfg = load_config()
-    backend = cfg.get("storage", {}).get("backend", "local")
-
-    if backend == "s3":
-        s3 = cfg.get("storage", {}).get("s3", {})
-        if not s3.get("bucket"):
-            # fallback to local if S3 is misconfigured
-            _backend = LocalStorage()
-        else:
-            _backend = S3Storage(
-                endpoint_url=s3.get("endpoint", ""),
-                bucket=s3["bucket"],
-                access_key=s3.get("access_key", ""),
-                secret_key=s3.get("secret_key", ""),
-                region=s3.get("region", "auto"),
-                public_url=s3.get("public_url", ""),
-            )
-    else:
-        _backend = LocalStorage()
-    return _backend
-
-
-def resolve_url(key: str | None) -> str:
-    """Convenience: resolve a possibly-None image key to a URL (or empty)."""
-    if not key:
-        return ""
-    return get_storage().resolve_url(key)
-
-
-def reset_storage() -> None:
-    """Force re-detection on next get_storage() call."""
-    global _backend
-    _backend = None

app/templates/dashboard.html

@@ -108,14 +108,14 @@ new Chart(document.getElementById('chart-received'), {
             <a href="/postcards/{{ pc.id }}" class="recent-item">
                 <div class="recent-img">
                     {% if pc.image_front %}
-                    <img src="{{ pc.image_front|image_url }}" alt="" loading="lazy">
+                    <img src="{{ pc.image_front }}" alt="" loading="lazy">
                     {% else %}
                     <span>📷</span>
                     {% endif %}
                 </div>
                 <div class="recent-info">
                     <strong>{{ pc.card_number }}</strong>
-                    <span class="badge badge-{{ pc.status }}">{{ {'pending':'待寄出','sent':'已寄出','delivered':'已送达','received':'已收到'}.get(pc.status) if user.language=='zh' else {'pending':'Pending','sent':'Sent','delivered':'Delivered','received':'Received'}.get(pc.status) }}</span>
+                    <span class="badge badge-{{ pc.status }}">{{ {'sent':'已寄出','delivered':'已送达','received':'已收到'}.get(pc.status) if user.language=='zh' else {'sent':'Sent','delivered':'Delivered','received':'Received'}.get(pc.status) }}</span>
                 </div>
                 <div style="margin-left:auto;text-align:right;display:flex;gap:1rem;align-items:center">
                 <div>
@@ -125,7 +125,7 @@ new Chart(document.getElementById('chart-received'), {
                     {% endif %}
                 </div>
                 <div class="recent-meta" style="margin-left:0">
-                    {% if pc.status in ('pending','sent','delivered') %}
+                    {% if pc.status in ('sent','delivered') %}
                     <span>→ {{ pc.recipient_name or '-' }}</span>
                     {% else %}
                     <span>← {{ pc.sender_name or '-' }}</span>

app/templates/index.html

@@ -33,8 +33,8 @@
 {% if visible|length > 0 or has_more %}
 <div class="showcase-grid" id="showcase-grid">
     {% for pc in visible %}
-    <div class="showcase-card" data-front="{{ pc.image_front|image_url }}" onclick="openLightbox(this)">
+    <div class="showcase-card" data-front="{{ pc.image_front }}" onclick="openLightbox(this)">
-        <img src="{{ pc.image_front|image_url }}" alt="" class="showcase-card-img" loading="lazy">
+        <img src="{{ pc.image_front }}" alt="" class="showcase-card-img" loading="lazy">
         <div class="showcase-card-body">
             <div class="showcase-card-meta">
                 {% if pc.country_from and pc.country_to %}<span>{{ pc.country_from|flag }} {{ pc.country_from }} → {{ pc.country_to|flag }} {{ pc.country_to }}</span>

app/templates/postcard_detail.html

@@ -28,7 +28,7 @@
         <div class="image-block">
             <h3>{{ 'pc_detail.front'|t(user.language) }}</h3>
             {% if postcard.image_front %}
-            <img src="{{ postcard.image_front|image_url }}" alt="" class="detail-img">
+            <img src="{{ postcard.image_front }}" alt="" class="detail-img">
             {% else %}
             <div class="detail-img placeholder">{{ 'pc_detail.no_front'|t(user.language) }}</div>
             {% endif %}
@@ -40,7 +40,7 @@
         <div class="image-block">
             <h3>{{ 'pc_detail.back'|t(user.language) }}</h3>
             {% if postcard.image_back %}
-            <img src="{{ postcard.image_back|image_url }}" alt="" class="detail-img">
+            <img src="{{ postcard.image_back }}" alt="" class="detail-img">
             {% else %}
             <div class="detail-img placeholder">{{ 'pc_detail.no_back'|t(user.language) }}</div>
             {% endif %}

app/templates/postcard_form.html

@@ -26,12 +26,12 @@
     <label>{{ 'pc_form.receive_time'|t(user.language) }} *</label>
     <input type="date" name="receive_time" value="{{ postcard.receive_time.strftime('%Y-%m-%d') if is_edit and postcard.receive_time else today }}">
 
+    <label>{{ 'pc_form.country'|t(user.language) }}</label>
+    <input type="text" name="country_to" value="{{ postcard.country_to if is_edit and postcard.country_to else (profile.country if profile else '') }}" maxlength="2" placeholder="JP" style="width:80px;text-transform:uppercase" oninput="this.value=this.value.toUpperCase()">
+
     <label>{{ 'pc_form.country_from'|t(user.language) }}</label>
     <input type="text" name="country_from" value="{{ postcard.country_from if is_edit and postcard.country_from else '' }}" maxlength="2" style="width:80px;text-transform:uppercase" oninput="this.value=this.value.toUpperCase()">
 
-    <label>{{ 'pc_form.country_to'|t(user.language) }}</label>
-    <input type="text" name="country_to" value="{{ postcard.country_to if is_edit and postcard.country_to else (profile.country if profile else '') }}" maxlength="2" placeholder="JP" style="width:80px;text-transform:uppercase" oninput="this.value=this.value.toUpperCase()">
-
     {% else %}
     {# ── 寄出表单 ── #}
     {% if is_new %}
@@ -64,7 +64,7 @@
     <label>{{ 'pc_form.country_from'|t(user.language) }}</label>
     <input type="text" name="country_from" value="{{ postcard.country_from if is_edit and postcard.country_from else (profile.country if profile else '') }}" maxlength="2" style="width:80px;text-transform:uppercase" oninput="this.value=this.value.toUpperCase()">
 
-    <label>{{ 'pc_form.country_to'|t(user.language) }}</label>
+    <label>{{ 'pc_form.country'|t(user.language) }}</label>
     <input type="text" name="country_to" value="{{ postcard.country_to if is_edit and postcard.country_to else '' }}" maxlength="2" placeholder="JP" style="width:80px;text-transform:uppercase" oninput="this.value=this.value.toUpperCase()">
 
     {% endif %}

app/templates/postcards.html

@@ -36,7 +36,7 @@
 <a href="/postcards/{{ pc.id }}" class="postcard-row">
     <div class="postcard-row-img">
         {% if pc.image_front %}
-        <img src="{{ pc.image_front|image_url }}" alt="" loading="lazy">
+        <img src="{{ pc.image_front }}" alt="" loading="lazy">
         {% else %}
         <div class="thumb placeholder">📷</div>
         {% endif %}
@@ -78,7 +78,7 @@
 <a href="/postcards/{{ pc.id }}" class="postcard-row">
     <div class="postcard-row-img">
         {% if pc.image_front %}
-        <img src="{{ pc.image_front|image_url }}" alt="" loading="lazy">
+        <img src="{{ pc.image_front }}" alt="" loading="lazy">
         {% else %}
         <div class="thumb placeholder">📷</div>
         {% endif %}

app/templates/showcase.html

@@ -45,8 +45,8 @@
 {% if mode == 'flat' %}
     <div class="showcase-grid" id="grid-sent">
     {% for pc in sent_visible %}
-        <div class="showcase-card" data-front="{{ pc.image_front|image_url }}" onclick="openLightbox(this)">
+        <div class="showcase-card" data-front="{{ pc.image_front }}" onclick="openLightbox(this)">
-            <img src="{{ pc.image_front|image_url }}" alt="" class="showcase-card-img" loading="lazy">
+            <img src="{{ pc.image_front }}" alt="" class="showcase-card-img" loading="lazy">
             <div class="showcase-card-body">
                 <div class="showcase-card-meta">
                     {% if pc.country_from and pc.country_to %}<span>{{ pc.country_from|flag }} {{ pc.country_from }} → {{ pc.country_to|flag }} {{ pc.country_to }}</span>
@@ -70,8 +70,8 @@
     <h3 style="margin:1rem 0 .75rem;font-size:.95rem;color:var(--text-muted)">{{ g.profile.nickname }}</h3>
     <div class="showcase-grid">
         {% for pc in g_sent %}
-        <div class="showcase-card" data-front="{{ pc.image_front|image_url }}" onclick="openLightbox(this)">
+        <div class="showcase-card" data-front="{{ pc.image_front }}" onclick="openLightbox(this)">
-            <img src="{{ pc.image_front|image_url }}" alt="" class="showcase-card-img" loading="lazy">
+            <img src="{{ pc.image_front }}" alt="" class="showcase-card-img" loading="lazy">
             <div class="showcase-card-body">
                 <div class="showcase-card-meta">
                     {% if pc.country_from and pc.country_to %}<span>{{ pc.country_from|flag }} {{ pc.country_from }} → {{ pc.country_to|flag }} {{ pc.country_to }}</span>
@@ -96,8 +96,8 @@
 {% if mode == 'flat' %}
     <div class="showcase-grid" id="grid-received">
     {% for pc in received_visible %}
-        <div class="showcase-card" data-front="{{ pc.image_front|image_url }}" onclick="openLightbox(this)">
+        <div class="showcase-card" data-front="{{ pc.image_front }}" onclick="openLightbox(this)">
-            <img src="{{ pc.image_front|image_url }}" alt="" class="showcase-card-img" loading="lazy">
+            <img src="{{ pc.image_front }}" alt="" class="showcase-card-img" loading="lazy">
             <div class="showcase-card-body">
                 <div class="showcase-card-meta">
                     {% if pc.country_from and pc.country_to %}<span>{{ pc.country_from|flag }} {{ pc.country_from }} → {{ pc.country_to|flag }} {{ pc.country_to }}</span>
@@ -121,8 +121,8 @@
     <h3 style="margin:1rem 0 .75rem;font-size:.95rem;color:var(--text-muted)">{{ g.profile.nickname }}</h3>
     <div class="showcase-grid">
         {% for pc in g_received %}
-        <div class="showcase-card" data-front="{{ pc.image_front|image_url }}" onclick="openLightbox(this)">
+        <div class="showcase-card" data-front="{{ pc.image_front }}" onclick="openLightbox(this)">
-            <img src="{{ pc.image_front|image_url }}" alt="" class="showcase-card-img" loading="lazy">
+            <img src="{{ pc.image_front }}" alt="" class="showcase-card-img" loading="lazy">
             <div class="showcase-card-body">
                 <div class="showcase-card-meta">
                     {% if pc.country_from and pc.country_to %}<span>{{ pc.country_from|flag }} {{ pc.country_from }} → {{ pc.country_to|flag }} {{ pc.country_to }}</span>

config.example.json

@@ -1,13 +0,0 @@
-{
-    "storage": {
-        "backend": "local",
-        "s3": {
-            "endpoint": "https://s3.amazonaws.com",
-            "bucket": "my-mailova-bucket",
-            "region": "auto",
-            "access_key": "AKIA...",
-            "secret_key": "...",
-            "public_url": "https://cdn.example.com/mailova"
-        }
-    }
-}

export_i18n.py

@@ -0,0 +1,21 @@
+"""One-time export: convert i18n.py translations to JSON files."""
+import json
+from pathlib import Path
+
+from app.i18n import _translations
+
+locales_dir = Path(__file__).resolve().parent / "app" / "locales"
+locales_dir.mkdir(exist_ok=True)
+
+langs: dict[str, dict[str, str]] = {}
+for key, values in _translations.items():
+    for lang, text in values.items():
+        langs.setdefault(lang, {})[key] = text
+
+for lang, data in sorted(langs.items()):
+    out = locales_dir / f"{lang}.json"
+    with open(out, "w", encoding="utf-8") as f:
+        json.dump(data, f, ensure_ascii=False, indent=2)
+    print(f"Exported {len(data)} keys -> {out.name}")
+
+print("Done!")