Restructure wiki for EV workation with confirmed dates

- Remove Germany/Netherlands files (not needed — early ferry, no stops)
- Rewrite Hoek van Holland as daytime ferry already booked
- New England file focused on EV charging + Cambridge/York/Lakes/Liverpool stops
- Add EV charging section to Isle of Man
- Rewrite Dublin with confirmed events: Aug 30 college football, Aug 31 Bon Jovi
- New return leg: Dublin → Cherbourg ferry → Walldorf by Sep 2
- Update README with full timeline and confirmed dates table
- Update .ai-context with EV conventions and fixed date constraints

locations/01-hoek-van-holland-ferry.md

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+# Hoek van Holland → Harwich (Early Morning Ferry)
+
+> **Type:** Ferry crossing — already booked
+> **Departure:** Early morning, August 4th (check your booking for exact time)
+> **Best for:** Drive straight to port, board, cross, arrive England mid-morning
+
+## Key Info
+- **Operator:** Stena Line
+- **Route:** Hoek van Holland → Harwich (Parkeston Quay)
+- **Duration:** ~6.5 hours
+- **This is a daytime crossing** — no cabin needed, no overnight
+
+## EV on the Ferry
+- Drive-on/drive-off with your car as normal
+- **You cannot charge on the ferry** — plan your battery around arriving in Harwich with enough range to reach the first UK charging stop
+- Arrive at port **at least 45–60 minutes before departure**
+
+## On Arrival: Harwich
+You dock at Harwich International Port in Suffolk. From here head northwest toward your England stops and ultimately the Isle of Man ferry at Heysham or Liverpool.
+
+- **First UK charging stop:** Colchester (20 min from Harwich) has multiple rapid chargers. Good place to top up before deciding your route north.
+- **Currency:** GBP from here. Cards accepted everywhere but have some cash for rural spots.
+- **Driving:** Left side of the road from the moment you leave the ferry.
+- **Mobile data:** UK is outside EU — check roaming charges before departure.
+
+## Links
+- [Stena Line Hook–Harwich](https://www.stenaline.co.uk/ferry/hook-of-holland-harwich)