added firefox template

extra/README.md

@@ -83,7 +83,6 @@ reload_cmd = ''
 import = ["clrsync.toml"]
 ```
 
-
 ### Ghostty
 
 **1. Download [template file](templates/ghostty)**
@@ -102,4 +101,42 @@ reload_cmd = 'pkill -SIGUSR2 ghostty'
 
 ```toml
 theme = "clrsync"
-```
+```
+
+### Visual Studio Code
+
+**1. Install [clrsync VS Code theme](https://marketplace.visualstudio.com/items?itemName=obsqrbtz.clrsync)**
+
+**2. Download [template file](templates/code.json)**
+
+**3. Configure template in `~/.config/clrsync/config.toml`**
+
+```toml
+[templates.vscode]
+enabled = true
+input_path = '~/.config/clrsync/templates/code.json'
+output_path = '~/.vscode/extensions/obsqrbtz.clrsync-1.0.2/themes/clrsync-color-theme.json'
+reload_cmd = ''
+```
+
+**4. Set `clrsync` color scheme in VS Code**
+
+### Firefox
+
+**1. Go to `about:config` and set `toolkit.legacyUserProfileCustomizations.stylesheets` to `true`
+
+**2. Go to `about:support` and find your profile directory
+
+**3. Create `chrome` directory in your profile
+
+**4. Get [template file](templates/userChrome.css)
+
+**4. Configure clrsync to output to `<profile>/chrome/userChrome.css`
+
+```toml
+[templates.firefox]
+enabled = true
+input_path = '~/.config/clrsync/templates/firefox.json'
+output_path = '<profile directory>\chrome\userChrome.css'
+reload_cmd = ''
+```