fix: restore missing API endpoints, fix chart rendering, and update date filter formatting

.hypothesis/constants/0c493522e69881e5

@@ -0,0 +1,4 @@
+# file: /home/anti/Tools/DECNET/decnet/web/api.py
+# hypothesis_version: 6.151.11
+
+[400, 404, 500, 512, 1000, 1024, '*', '/api/v1/auth/login', '/api/v1/deckies', '/api/v1/logs', '/api/v1/stats', '/api/v1/stream', '1.0.0', 'Authorization', 'Bearer', 'Bearer ', 'Decky not found', 'No active deployment', 'WWW-Authenticate', 'access_token', 'admin', 'bearer', 'data', 'decnet.web.api', 'histogram', 'id', 'lastEventId', 'limit', 'logs', 'message', 'must_change_password', 'offset', 'password_hash', 'role', 'stats', 'text/event-stream', 'token', 'token_type', 'total', 'type', 'unihost', 'username', 'uuid']

.hypothesis/constants/b43b9eaed24de8b9

@@ -0,0 +1,4 @@
+# file: /home/anti/Tools/DECNET/decnet/web/api.py
+# hypothesis_version: 6.151.11
+
+[400, 404, 500, 512, 1000, 1024, '*', '/api/v1/auth/login', '/api/v1/deckies', '/api/v1/logs', '/api/v1/stats', '/api/v1/stream', '1.0.0', 'Authorization', 'Bearer', 'Bearer ', 'Decky not found', 'No active deployment', 'WWW-Authenticate', 'access_token', 'admin', 'bearer', 'data', 'decnet.web.api', 'histogram', 'id', 'lastEventId', 'limit', 'logs', 'message', 'must_change_password', 'offset', 'password_hash', 'role', 'stats', 'text/event-stream', 'token', 'token_type', 'total', 'type', 'unihost', 'username', 'uuid']

decnet/web/api.py

@@ -164,10 +164,12 @@ async def get_logs(
     limit: int = Query(50, ge=1, le=1000),
     offset: int = Query(0, ge=0),
     search: Optional[str] = None,
+    start_time: Optional[str] = None,
+    end_time: Optional[str] = None,
     current_user: str = Depends(get_current_user)
 ) -> dict[str, Any]:
-    _logs: list[dict[str, Any]] = await repo.get_logs(limit=limit, offset=offset, search=search)
+    _logs: list[dict[str, Any]] = await repo.get_logs(limit=limit, offset=offset, search=search, start_time=start_time, end_time=end_time)
-    _total: int = await repo.get_total_logs(search=search)
+    _total: int = await repo.get_total_logs(search=search, start_time=start_time, end_time=end_time)
     return {
         "total": _total,
         "limit": limit,
@@ -176,6 +178,17 @@ async def get_logs(
     }
 
 
+@app.get("/api/v1/logs/histogram")
+async def get_logs_histogram(
+    search: Optional[str] = None,
+    start_time: Optional[str] = None,
+    end_time: Optional[str] = None,
+    interval_minutes: int = Query(15, ge=1),
+    current_user: str = Depends(get_current_user)
+) -> list[dict[str, Any]]:
+    return await repo.get_log_histogram(search=search, start_time=start_time, end_time=end_time, interval_minutes=interval_minutes)
+
+
 class StatsResponse(BaseModel):
     total_logs: int
     unique_attackers: int

decnet_web/src/components/LiveLogs.tsx

@@ -66,7 +66,7 @@ const LiveLogs: React.FC = () => {
       if (timeRange !== 'all') {
         const minutes = timeRange === '15m' ? 15 : timeRange === '1h' ? 60 : timeRange === '24h' ? 1440 : 0;
         if (minutes > 0) {
-          startTime = new Date(now.getTime() - minutes * 60000).toISOString();
+          startTime = new Date(now.getTime() - minutes * 60000).toISOString().replace('T', ' ').substring(0, 19);
           url += `&start_time=${startTime}`;
         }
       }
@@ -76,7 +76,8 @@ const LiveLogs: React.FC = () => {
       setTotalLogs(res.data.total);
 
       // Fetch histogram for historical view
-      const histUrl = `/logs/histogram?search=${encodeURIComponent(query)}` + (startTime ? `&start_time=${startTime}` : '');
+      let histUrl = `/logs/histogram?search=${encodeURIComponent(query)}`;
+      if (startTime) histUrl += `&start_time=${startTime}`;
       const histRes = await api.get(histUrl);
       setHistogram(histRes.data);
 
@@ -206,7 +207,7 @@ const LiveLogs: React.FC = () => {
       </div>
 
       {/* Histogram Chart */}
-      <div className="logs-section" style={{ height: '200px', padding: '20px', marginBottom: '24px' }}>
+      <div className="logs-section" style={{ height: '200px', padding: '20px', marginBottom: '24px', minWidth: 0 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: '10px' }}>
           <div style={{ display: 'flex', alignItems: 'center', gap: '8px', fontSize: '0.7rem', color: 'var(--dim-color)' }}>
             <Activity size={12} /> ATTACK VOLUME OVER TIME