chore: sync vault to ~/cosmic-brain (Obsidian-registered path)

skills/wiki/references/plugins.md

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+# Obsidian Setup
+
+---
+
+## Install Obsidian
+
+### Linux (Flatpak — recommended)
+
+Check if installed:
+```bash
+flatpak list 2>/dev/null | grep -i obsidian && echo "FOUND via flatpak" || \
+which obsidian 2>/dev/null && echo "FOUND in PATH" || echo "NOT FOUND"
+```
+
+Install if not found:
+```bash
+flatpak install flathub md.obsidian.Obsidian
+```
+
+### macOS
+
+```bash
+ls /Applications/Obsidian.app 2>/dev/null && echo "FOUND" || brew install --cask obsidian
+```
+
+### Windows
+
+```powershell
+Test-Path "$env:LOCALAPPDATA\Obsidian" && echo "FOUND" || winget install Obsidian.Obsidian
+```
+
+### All platforms: direct download
+
+https://obsidian.md/download
+
+---
+
+## Open the Vault
+
+After installing: Obsidian > Manage Vaults > Open Folder as Vault > select your vault directory.
+
+---
+
+## Recommended Plugins
+
+Install via Settings > Community Plugins > Turn off Restricted Mode > Browse.
+
+| Plugin | Purpose |
+|--------|---------|
+| **Dataview** | Query vault as a database. Powers dashboards in `wiki/meta/`. |
+| **Templater** | Auto-populate frontmatter on note creation from `_templates/`. |
+| **Obsidian Git** | Auto-commit every 15 minutes. Protects against bad writes. |
+| **Iconize** | Visual folder icons for navigation. |
+| **Minimal Theme** | Best dark theme for dense information display. |
+
+Optional additions:
+- **Smart Connections** — semantic search across all notes
+- **QuickAdd** — macros for fast note creation
+- **Folder Notes** — click a folder to open an overview note
+
+---
+
+## Web Clipper
+
+The Obsidian Web Clipper browser extension converts web articles to markdown and sends them to `.raw/` in one click.
+
+Install for Chrome, Firefox, or Safari from the Obsidian website.
+
+Set the default folder to `.raw/` in the extension settings.
+
+---
+
+## After Installing Plugins
+
+1. Enable Dataview: Settings > Community Plugins > toggle on
+2. Enable Templater: Settings > Templater > set template folder to `_templates`
+3. Enable Obsidian Git: Settings > Obsidian Git > Auto backup interval: 15 minutes
+4. Enable the CSS snippet: Settings > Appearance > CSS Snippets > toggle on `vault-colors`