Add HTML5 import preflight check

services/api-server/src/api_server/html5.py

@@ -216,6 +216,16 @@ def render_html5_setup_actions(project_id: str, setup: object) -> str:
         <select name="source">{source_options}</select>
         <button type="submit">Сохранить</button>
       </form>
+      <form
+        class="inline-form"
+        method="post"
+        action="/html5/projects/{quote(project_id)}/setup/check"
+        hx-post="/html5/projects/{quote(project_id)}/setup/check"
+        hx-target="[data-html5-import-check]"
+        hx-swap="outerHTML"
+      >
+        <button type="submit">Проверить</button>
+      </form>
       <form
         class="inline-form"
         method="post"
@@ -237,6 +247,33 @@ def render_html5_setup_actions(project_id: str, setup: object) -> str:
         <button type="submit">Переиндексировать</button>
       </form>
     </div>
+    {render_html5_import_check(project_id)}
+    """
+
+
+def render_html5_import_check(project_id: str, check: object | None = None) -> str:
+    if check is None:
+        return f"""
+        <div class="import-check" data-html5-import-check>
+          <div class="panel-title flush">Проверка импорта</div>
+          <p class="muted padded">Запустите server-side preflight перед импортом проекта {escape(project_id)}.</p>
+        </div>
+        """
+    status = str(getattr(check, "status", "UNKNOWN"))
+    source = _enum_text(getattr(check, "source", ""))
+    ready = bool(getattr(check, "ready", False))
+    checks = getattr(check, "checks", []) or []
+    items = "".join(_preflight_item(item) for item in checks)
+    return f"""
+    <div class="import-check" data-html5-import-check>
+      <div class="panel-title flush">Проверка импорта</div>
+      <div class="check-head">
+        <strong>{escape(status)}</strong>
+        <span>{escape(source)}</span>
+        <small>{'ready' if ready else 'needs attention'}</small>
+      </div>
+      <div class="check-list">{items or '<p class="muted padded">Проверки не вернули результатов</p>'}</div>
+    </div>
     """
 
 
@@ -435,6 +472,19 @@ def _source_option(source: object, current_source: str) -> str:
     return f'<option value="{escape(kind)}"{selected}>{escape(title)} · {escape(kind)}</option>'
 
 
+def _preflight_item(item: object) -> str:
+    title = str(getattr(item, "title", "Check"))
+    status = str(getattr(item, "status", "UNKNOWN"))
+    message = str(getattr(item, "message", ""))
+    return f"""
+    <article class="check-item" data-html5-preflight-check="{escape(status)}">
+      <strong>{escape(title)}</strong>
+      <span>{escape(status)}</span>
+      <small>{escape(message)}</small>
+    </article>
+    """
+
+
 def _tree_item(project_id: str, node: object) -> str:
     name = getattr(node, "qualified_name", None) or getattr(node, "name", "")
     kind = getattr(node, "kind", "")
@@ -486,7 +536,7 @@ def _css() -> str:
 .layout{display:grid;grid-template-columns:280px minmax(0,1fr)320px;height:calc(100vh - 88px)}.panel{overflow:auto}.panel-title{padding:12px;border-bottom:1px solid var(--line);font-size:12px;font-weight:900;text-transform:uppercase;color:var(--muted)}.tree-item{display:block;padding:10px 12px;border-bottom:1px solid var(--line);text-decoration:none}.tree-item span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tree-item small{color:var(--muted)}
 .editor{min-width:0;overflow:hidden;border-top:0;border-bottom:0}.editor-head{height:72px;border-bottom:1px solid var(--line);padding:0 14px}.editor-head h1{margin:0;font-size:18px}.search{display:flex;gap:6px}.search input{height:32px;width:260px;border:1px solid var(--line);padding:0 10px}.code{height:calc(100% - 72px);margin:0;overflow:auto;padding:16px;background:#fbfaf7;font:13px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap}
 .metrics{display:grid;grid-template-columns:1fr 1fr;margin:0}.metrics div{padding:12px;border-bottom:1px solid var(--line)}.metrics dt{color:var(--muted);font-size:12px}.metrics dd{margin:2px 0 0;font-size:22px;font-weight:800}.compact{list-style:none;margin:0;padding:0}.compact li{display:flex;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--line)}.symbol{display:grid;gap:3px;padding:10px 12px;border-bottom:1px solid var(--line)}.symbol span,.symbol small{color:var(--muted)}.status{position:fixed;bottom:0;left:0;right:0;display:flex;gap:18px;overflow:auto;height:34px;align-items:center;border-top:1px solid var(--line);background:#fff;padding:0 12px;color:var(--muted);font-size:12px}.empty-state{max-width:720px;margin:80px auto;background:#fff;border:1px solid var(--line);padding:28px}
-.setup-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;max-width:1180px;margin:18px auto;padding:0 16px}.setup-workspace{background:#f3f6fb}.setup-card{padding:16px;border-bottom:1px solid var(--line)}.setup-card h1{margin:0;font-size:24px}.setup-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.setup-main{min-height:620px}.setup-actions-panel{display:flex;gap:8px;flex-wrap:wrap;align-items:end;padding:12px 16px;border-bottom:1px solid var(--line);background:#fbfcfe}.inline-form{display:flex;gap:8px;align-items:end}.inline-form label{display:grid;gap:4px;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase}.inline-form select{height:32px;min-width:240px;border:1px solid var(--line);background:#fff;padding:0 8px}.setup-summary{display:grid;gap:0}.compact-lead{margin:0;padding:0 16px 16px}.setup-metrics{display:grid;grid-template-columns:repeat(4,1fr);margin:0;border-top:1px solid var(--line)}.setup-metrics div{padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.setup-metrics div:last-child{border-right:0}.setup-metrics dt{font-size:12px;color:var(--muted)}.setup-metrics dd{margin:4px 0 0;font-size:28px;font-weight:900}.status-pill{border:1px solid var(--line);padding:6px 10px;background:#eef6f1;color:var(--ok);font-weight:800}.flush{border-top:1px solid var(--line)}.padded{padding:12px 16px;margin:0}.setup-detail,.history-item,.source-card{display:grid;gap:3px;padding:12px 16px;border-bottom:1px solid var(--line)}.setup-detail span,.setup-detail small,.history-item span,.history-item small,.source-card span,.source-card small{color:var(--muted)}.source-list,.history-list{display:grid}
+.setup-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;max-width:1180px;margin:18px auto;padding:0 16px}.setup-workspace{background:#f3f6fb}.setup-card{padding:16px;border-bottom:1px solid var(--line)}.setup-card h1{margin:0;font-size:24px}.setup-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.setup-main{min-height:620px}.setup-actions-panel{display:flex;gap:8px;flex-wrap:wrap;align-items:end;padding:12px 16px;border-bottom:1px solid var(--line);background:#fbfcfe}.inline-form{display:flex;gap:8px;align-items:end}.inline-form label{display:grid;gap:4px;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase}.inline-form select{height:32px;min-width:240px;border:1px solid var(--line);background:#fff;padding:0 8px}.setup-summary{display:grid;gap:0}.compact-lead{margin:0;padding:0 16px 16px}.setup-metrics{display:grid;grid-template-columns:repeat(4,1fr);margin:0;border-top:1px solid var(--line)}.setup-metrics div{padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.setup-metrics div:last-child{border-right:0}.setup-metrics dt{font-size:12px;color:var(--muted)}.setup-metrics dd{margin:4px 0 0;font-size:28px;font-weight:900}.status-pill{border:1px solid var(--line);padding:6px 10px;background:#eef6f1;color:var(--ok);font-weight:800}.flush{border-top:1px solid var(--line)}.padded{padding:12px 16px;margin:0}.setup-detail,.history-item,.source-card,.check-item{display:grid;gap:3px;padding:12px 16px;border-bottom:1px solid var(--line)}.setup-detail span,.setup-detail small,.history-item span,.history-item small,.source-card span,.source-card small,.check-item span,.check-item small,.check-head span,.check-head small{color:var(--muted)}.source-list,.history-list,.check-list{display:grid}.check-head{display:flex;gap:10px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);background:#fff}
 @media(max-width:980px){.layout{grid-template-columns:1fr;height:auto}.tree,.inspector{max-height:320px}.editor{min-height:520px}.hero{display:block}.shell{padding:16px}}
 @media(max-width:980px){.setup-layout{grid-template-columns:1fr}.setup-metrics{grid-template-columns:1fr 1fr}}
 """

services/api-server/src/api_server/main.py

@@ -40,6 +40,7 @@ from api_server.html5 import (
     render_html5_index,
     render_html5_project_setup,
     render_html5_project_rows,
+    render_html5_import_check,
     render_html5_setup_summary,
     render_html5_source,
     render_html5_status,
@@ -1692,6 +1693,17 @@ async def html5_project_setup_source(project_id: str, request: Request) -> Respo
     )
 
 
+@app.post("/html5/projects/{project_id}/setup/check")
+async def html5_project_setup_check(project_id: str, request: Request) -> Response:
+    form = await _html5_form_data(request)
+    source = ImportSourceKind(_form_value(form, "source") or _current_import_source(project_id).value)
+    check = _import_check_response(project_id, source, ImportRequest(source=source))
+    return Response(
+        render_html5_import_check(project_id, check),
+        media_type="text/html; charset=utf-8",
+    )
+
+
 @app.post("/html5/projects/{project_id}/setup/import")
 async def html5_project_setup_import(project_id: str, request: Request) -> Response:
     form = await _html5_form_data(request)