Initial commit: Claude Status Cinnamon applet

Add Cinnamon panel applet that displays Claude Pro subscription usage and limits with configurable refresh interval and colors.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

settings-schema.json

@@ -0,0 +1,36 @@
+{
+    "refresh-interval": {
+        "type": "spinbutton",
+        "default": 5,
+        "min": 1,
+        "max": 60,
+        "step": 1,
+        "units": "minutes",
+        "description": "Refresh interval",
+        "tooltip": "How often to check for usage updates (in minutes)"
+    },
+    "color-low": {
+        "type": "colorchooser",
+        "default": "rgb(107, 207, 127)",
+        "description": "Color for low usage (< 50%)",
+        "tooltip": "Color to display when usage is below 50%"
+    },
+    "color-medium": {
+        "type": "colorchooser",
+        "default": "rgb(255, 217, 61)",
+        "description": "Color for medium usage (50-80%)",
+        "tooltip": "Color to display when usage is between 50% and 80%"
+    },
+    "color-high": {
+        "type": "colorchooser",
+        "default": "rgb(255, 107, 107)",
+        "description": "Color for high usage (> 80%)",
+        "tooltip": "Color to display when usage is above 80%"
+    },
+    "show-label-prefix": {
+        "type": "checkbox",
+        "default": false,
+        "description": "Show 'Claude:' prefix",
+        "tooltip": "Display 'Claude: ' before the percentage on the panel"
+    }
+}