Initial commit: TFGrid Economics documentation site

- Based on working minting_plan repository
- Configured for threefold.info/economics deployment
- Added ops documentation for server deployment
- Updated baseUrl and URL configuration

ops/README.md

@@ -0,0 +1,31 @@
+# Operations Documentation
+
+**Internal documentation for the ops team - not published to the website.**
+
+This directory contains operational documentation for deploying and managing the TFGrid Economics site. These files are **not** part of the Docusaurus website content (which lives in `docs/`).
+
+## Contents
+
+- **[server-deployment.md](./server-deployment.md)** - Guide for deploying to threefold.info/economics using zinit and Caddy
+
+## Structure
+
+```
+tfgrid-economics/
+├── docs/              # Public website content (Docusaurus)
+│   ├── ops/           # Public ops docs (GitHub Pages deployment)
+│   └── ...
+├── ops/               # Internal ops documentation (this directory)
+│   └── server-deployment.md
+└── ...
+```
+
+## Important Notes
+
+- **Public website docs**: `docs/` - Content that gets published to plan.threefold.pro
+- **Internal ops docs**: `ops/` - Private operational documentation for the team
+- Files in this directory should **not** be referenced from the Docusaurus site
+
+## Repository
+
+https://git.ourworld.tf/tfgrid/tfgrid-economics