chore: update readme

README.md

@@ -2,35 +2,40 @@
 
 Personal portfolio website for Schreifuchs, featuring photography, informatics, music, and video.
 
-The site is built with **Svelte 5** and **SvelteKit**, and it is powered by a dynamic **Nextcloud** backend via WebDAV.
+The site is built with **Go**, **templ**, and **HTMX**, and it is powered by a dynamic **Nextcloud** backend via WebDAV.
 
 ## Features
 
 - **Dynamic Content:** Pages are automatically discovered based on the folder structure in Nextcloud.
 - **Hidden Sites:** Folders starting with `_` are excluded from the navigation menu but remain accessible via direct links.
-- **Markdown Driven:** Content for each page is fetched from a corresponding Markdown file.
+- **Markdown Driven:** Content for each page is fetched from a corresponding Markdown file and rendered via `gomarkdown`.
 - **Image Optimization:** Automatic image resizing via Nextcloud's Preview API for optimized delivery and `srcset` support.
 - **Asset Proxying:** Images and attachments are securely streamed from Nextcloud through a server-side proxy.
-- **Performance:** In-memory caching for Nextcloud requests (15-minute TTL).
-- **Responsive Design:** Styled with Tailwind CSS, optimized for all screen sizes.
+- **Performance:** Multi-layer caching using **Valkey** (Redis-compatible) for WebDAV requests and image scaling.
+- **Responsive Design:** Styled with **Tailwind CSS**, optimized for all screen sizes.
 
 ## Tech Stack
 
-- **Framework:** Svelte 5 (Runes) & SvelteKit
+- **Backend:** Go (Golang)
+- **UI Components:** [templ](https://templ.guide/)
+- **Frontend Interactivity:** [HTMX](https://htmx.org/)
 - **Styling:** Tailwind CSS
-- **Backend:** Node.js (via `@sveltejs/adapter-node`)
-- **Integration:** `webdav` library for Nextcloud communication
-- **Content:** `@ts-stack/markdown` for rendering
+- **Caching:** Valkey
+- **Integration:** `gowebdav` for Nextcloud communication
+- **Content:** `github.com/gomarkdown/markdown` for rendering
 
 ## Configuration
 
 The application requires the following environment variables in a `.env` file:
 
 ```env
-NEXTCLOUD_URL=https://your-nextcloud-instance.com
-NEXTCLOUD_USER=your_username
-NEXTCLOUD_PASSWORD=your_app_password
-NEXTCLOUD_BASE_DIR=WebsiteContent  # Optional: Root folder for site content
+FILESYSTEM_URL=https://your-nextcloud-instance.com/remote.php/dav/files/user/
+FILESYSTEM_USERNAME=your_username
+FILESYSTEM_PASSWORD=your_app_password
+CACHE_ADDRESS=localhost:6379
+CACHE_PASSWORD=your_valkey_password
+PORT=8080
+LOG_LEVEL=DEBUG
 ```
 
 ## Content Management
@@ -45,32 +50,45 @@ To add or update content, manage files in your configured Nextcloud directory:
 
 ## Development
 
-Install dependencies:
+Install dependencies (Go, pnpm, and the `templ` binary):
 
 ```bash
+# Install Go dependencies
+go mod tidy
+# Install JS/CSS dependencies
 pnpm install
 ```
 
-Start the development server:
+Start the development server with hot reloading:
 
 ```bash
-pnpm run dev
+air
+```
+
+For CSS changes, run in a separate terminal:
+
+```bash
+pnpm run watch:css
 ```
 
 ## Building
 
-Build for production (Node.js):
+Build the project for production:
 
 ```bash
-pnpm run build
+# Generate Go code from Templ files
+go generate ./...
+# Build CSS
+pnpm run build:css
+# Build Go binary
+go build -o ./tmp/main ./cmd/schreifuchs-ch/main.go
 ```
 
-The output will be in the `build/` directory, ready to be served by Node.
-
 ## Image Processing
 
 To optimize images before uploading to Nextcloud:
 
 ```bash
 convert input.png -resize 3000 -quality 80 output.webp
-```
+```
+