feat: Add HackGpt Enterprise features

- 6-Phase pentest methodology UI (Recon, Scanning, Vuln, Exploit, Report, Retest)
- Phase-aware AI prompts with context from current phase
- Attack chain analysis and visualization
- CVSS-style severity badges (CRITICAL/HIGH/MEDIUM/LOW)
- Findings sidebar with severity counts
- Phase-specific tools and quick actions

services/dashboard/static/README.md

@@ -0,0 +1,8 @@
+# Static Assets
+
+Place your custom assets here:
+
+- `icon.png` - Your StrikePackageGPT logo/icon (recommended: 64x64 or 128x128)
+- `flag.png` - Canadian flag image (recommended: ~32px height)
+
+These will appear in the dashboard header.