feat(site): initial about.uptime.link website

- Rebrand from idp.global to uptime.link
- Add JetBrains Mono as primary font
- Update Hero with port detection, network scanning, status widgets
- Update Features for uptime monitoring capabilities
- Update HowItWorks for CLI-based workflow
- Create new docs: CLI, Widgets, Detector
- Remove idp.global specific pages (FairUsage, Docker, OIDC, Organizations, Users)
- Use emerald green color scheme throughout

tailwind.config.ts

@@ -63,13 +63,13 @@ export default {
 					border: 'hsl(var(--sidebar-border))',
 					ring: 'hsl(var(--sidebar-ring))'
 				},
-				idp: {
-					blue: '#0056b3',
-					teal: '#33C3F0',
-					darkBlue: '#003366',
-					lightBlue: '#e6f7ff',
+				uptime: {
+					green: '#10b981',
+					emerald: '#34d399',
+					darkGreen: '#065f46',
+					lightGreen: '#d1fae5',
 					gray: '#f5f5f5',
-					darkGray: '#333333'
+					darkGray: '#1f2937'
 				}
 			},
 			borderRadius: {
@@ -112,7 +112,7 @@ export default {
 				'glow-pulse': 'glow-pulse 3s ease-in-out infinite'
 			},
 			fontFamily: {
-				sans: ['Inter', 'sans-serif'],
+				sans: ['JetBrains Mono', 'monospace'],
 				mono: ['JetBrains Mono', 'SF Mono', 'Fira Code', 'monospace']
 			},
 			boxShadow: {