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/nexcom.json

@@ -0,0 +1,94 @@
+{
+  "brand": "Nexcom",
+  "brand_id": "nexcom",
+  "last_updated": "2025-10-17",
+  "source": "ispyconnect.com",
+  "entries": [
+    {
+      "models": [
+        "231F",
+        "Other"
+      ],
+      "type": "JPEG",
+      "protocol": "http",
+      "port": 0,
+      "url": "cgi-bin/snapshot.cgi?1"
+    },
+    {
+      "models": [
+        "2560"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 0,
+      "url": "/media.amp"
+    },
+    {
+      "models": [
+        "2MP-Box",
+        "3MP-Mobile",
+        "nex"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 0,
+      "url": "/live/stream1"
+    },
+    {
+      "models": [
+        "543"
+      ],
+      "type": "FFMPEG",
+      "protocol": "http",
+      "port": 0,
+      "url": "videostream.asf?user=[USERNAME]&pwd=[PASSWORD]&resolution=32&rate=0"
+    },
+    {
+      "models": [
+        "LG-Android",
+        "One",
+        "Other"
+      ],
+      "type": "MJPEG",
+      "protocol": "http",
+      "port": 0,
+      "url": "videofeed"
+    },
+    {
+      "models": [
+        "NGMP0.3MP"
+      ],
+      "type": "FFMPEG",
+      "protocol": "rtsp",
+      "port": 0,
+      "url": "/live0.264"
+    },
+    {
+      "models": [
+        "Other"
+      ],
+      "type": "MJPEG",
+      "protocol": "http",
+      "port": 0,
+      "url": "mjpeg.cgi?user=[USERNAME]&password=[PASSWORD]&channel=[CHANNEL]"
+    },
+    {
+      "models": [
+        "Other"
+      ],
+      "type": "JPEG",
+      "protocol": "http",
+      "port": 0,
+      "url": "shot.jpg"
+    },
+    {
+      "models": [
+        "S-CAM"
+      ],
+      "type": "MJPEG",
+      "protocol": "http",
+      "port": 0,
+      "url": "cgi-bin/videostream.cgi?user=[USERNAME]&pwd=[PASSWORD]"
+    }
+  ]
+}