Add Castle documentation content

- Emergency procedures (fire, medical, weather, utilities)
- Equipment guides (tractor, heating, kitchen, tools)
- Getting started (house rules, FAQ, supplies)
- Infrastructure docs (electrical, water, internet, heating)
- Spaces overview (main building, outbuildings, outdoor)

content/infrastructure/internet.md

@@ -0,0 +1,61 @@
+---
+title: Internet & Communications
+description: WiFi, internet access, and communication systems
+tags:
+  - infrastructure
+  - internet
+  - communications
+---
+
+# Internet & Communications
+
+## WiFi Network
+
+| Network | Password | Notes |
+|---------|----------|-------|
+| *TBD* | *TBD* | Main network |
+| *TBD (guest?)* | *TBD* | Guest network |
+
+## Router Location
+
+- **Location:** *TBD*
+- **Model:** *TBD*
+
+### Restarting the Router
+
+1. Unplug power cable
+2. Wait 30 seconds
+3. Plug back in
+4. Wait 2-3 minutes for reconnection
+
+## Internet Service Provider
+
+- **Provider:** *TBD*
+- **Account Number:** *TBD*
+- **Support Contact:** *TBD*
+- **Plan/Speed:** *TBD*
+
+## Troubleshooting
+
+| Issue | Try This |
+|-------|----------|
+| No internet | Check router lights, restart router |
+| Slow connection | Check number of devices, restart router |
+| Can't find WiFi | Move closer to router, check if router has power |
+
+## Mobile Signal
+
+- **Best carrier for signal:** *TBD*
+- **Best spot for signal:** *TBD*
+- **Signal booster location (if any):** *TBD*
+
+## Landline (if applicable)
+
+- **Number:** *TBD*
+- **Location of phones:** *TBD*
+
+## Emergency Communication
+
+If internet and mobile are down:
+- *TBD: Nearest location with reliable signal*
+- *TBD: Alternative communication methods*