Add Strix camera discovery system with comprehensive database

This commit adds the complete Strix IP camera stream discovery system:
- Go-based API server with SSE support for real-time updates
- 3,600+ camera brand database with stream URL patterns
- Intelligent fuzzy search across camera models
- ONVIF discovery and stream validation
- RESTful API with health check, camera search, and stream discovery
- Makefile for building and deployment
- Comprehensive README documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

data/brands/secuplug.json

@@ -0,0 +1,91 @@
+{
+  "brand": "Secuplug",
+  "brand_id": "secuplug",
+  "last_updated": "2025-10-17",
+  "source": "ispyconnect.com",
+  "entries": [
+    {
+      "models": [
+        "IPC-B130P-30X",
+        "IPD-D53Y0701",
+        "onvif",
+        "SP-APHD46F-4K3X",
+        "SPEED DOME"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 554,
+      "url": "/user=[USERNAME]_password=[PASSWORD]_channel=1_stream=0.sdp"
+    },
+    {
+      "models": [
+        "IPD-D53M02",
+        "IPD-D53M02-BS series",
+        "Other",
+        "SP-MG03AR-5.0MP-B"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 0,
+      "url": "VideoInput/1/mpeg4/1"
+    },
+    {
+      "models": [
+        "IPD-D53M02",
+        "IPD-E2A5Y04-BS",
+        "SP-AMPHD48FDM324SP"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 0,
+      "url": "cam1/mpeg4?user=[USERNAME]&pwd=[PASSWORD]"
+    },
+    {
+      "models": [
+        "IPD-D53M02",
+        "Other"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 0,
+      "url": "/mpeg4main"
+    },
+    {
+      "models": [
+        "IPD-E2A5Y04-BS",
+        "ONVIF"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 10554,
+      "url": "1/h264major"
+    },
+    {
+      "models": [
+        "onvif"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 8554,
+      "url": "/0"
+    },
+    {
+      "models": [
+        "Other"
+      ],
+      "type": "MJPEG",
+      "protocol": "http",
+      "port": 10554,
+      "url": "videostream.cgi?rate=0&user=[USERNAME]&pwd=[PASSWORD]"
+    },
+    {
+      "models": [
+        "Other"
+      ],
+      "type": "MJPEG",
+      "protocol": "http",
+      "port": 10554,
+      "url": "videostream.cgi?user=[USERNAME]&pwd=[PASSWORD]&resolution=32&rate=0"
+    }
+  ]
+}