docs: new root as prior history lost (orphan + GC); ~215 commits not recoverable

configs/merchant-landing/README.md

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+# Merchant landing (`taler.hacktivism.ch` intro)
+
+Static intro for the **GOA merchant** backend (dual currency GOA + CHF).
+
+| Item | Value |
+|------|--------|
+| Container | `taler-hacktivism` |
+| In-container path | `/var/www/merchant-landing/` |
+| nginx | listen **9015** (`nginx-landing.conf`) |
+| **Host port to publish / wire** | **`9015`** → `127.0.0.1:9015` |
+| Public path | `https://taler.hacktivism.ch/intro/` |
+
+## Features (page)
+
+| Piece | Notes |
+|-------|--------|
+| Wallet fold | Collapsed “Get the wallet · Android / iOS / web browsers” |
+| Web icons | Chrome · Firefox · Opera · Ubuntu Touch (gold+blue; [taler.net wallet](https://www.taler.net/de/wallet.html)) |
+| GOA shop samples | `data-product` buttons → public template pay (`goa-shop` instance) |
+| Link previews | Open Graph / Twitter meta → `og-goa-shop.png` (1200×630) for chats & social |
+| Shop pay popup | `shop-pay.js` / `shop-pay.css` — **QR_Taler** (blue ring + `qr-logo.svg`), settlement payto expandable |
+| Get GOA first | Hint + link to bank (plain “pay here”) |
+| Stats | Dual-currency aggregates; **recent activity** split GOA/CHF (≤5 each); refund badge violet |
+| Performance | Live HTTP probes + container RSS |
+
+Shop product ids/amounts must stay in sync with
+`scripts/taler-monitoring/check_e2e.sh` → `E2E_SHOP_PRODUCTS`
+(e2e random-picks **2** products per run by default).
+
+## Deploy
+
+```bash
+podman cp configs/merchant-landing/index.html \
+  taler-hacktivism:/var/www/merchant-landing/index.html
+podman cp configs/merchant-landing/og-goa-shop.png \
+  taler-hacktivism:/var/www/merchant-landing/og-goa-shop.png
+podman cp configs/merchant-landing/shop-pay.js \
+  taler-hacktivism:/var/www/merchant-landing/shop-pay.js
+# shop-pay.css, qr-logo.svg, qrcode.min.js as needed
+```
+
+Also see `scripts/taler-landing/deploy-landings.sh` if present.