feat(text-tool): add comprehensive text formatting controls

Enhanced the text tool toolbar with professional formatting options:
- Font style controls: Bold and Italic toggle buttons
- Text alignment: Left, Center, Right buttons with visual feedback
- Line height slider: Range 0.5-3.0 with 0.1 step precision
- Letter spacing slider: Range -10px to 50px
- Expanded font family: Added 10 more fonts (16 total)
  - Added: Trebuchet MS, Impact, Comic Sans MS, Palatino, Garamond,
    Bookman, Tahoma, Lucida Console, Monaco, Consolas

All controls have active state highlighting and smooth transitions
for better user experience.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

components/editor/tool-options.tsx

@@ -9,7 +9,17 @@ export function ToolOptions() {
   const { activeTool, settings, setSize, setOpacity, setHardness, setColor, setFlow } = useToolStore();
   const { settings: shapeSettings, setShapeType } = useShapeStore();
   const { selectionType, setSelectionType } = useSelectionStore();
-  const { settings: textSettings, setFontFamily, setFontSize, setColor: setTextColor } = useTextStore();
+  const {
+    settings: textSettings,
+    setFontFamily,
+    setFontSize,
+    setFontStyle,
+    setFontWeight,
+    setAlign,
+    setLineHeight,
+    setLetterSpacing,
+    setColor: setTextColor,
+  } = useTextStore();
 
   // Drawing tools: brush, pencil, eraser
   const isDrawingTool = ['brush', 'eraser', 'pencil'].includes(activeTool);
@@ -232,6 +242,16 @@ export function ToolOptions() {
               <option value="Georgia">Georgia</option>
               <option value="Courier New">Courier New</option>
               <option value="Verdana">Verdana</option>
+              <option value="Trebuchet MS">Trebuchet MS</option>
+              <option value="Impact">Impact</option>
+              <option value="Comic Sans MS">Comic Sans MS</option>
+              <option value="Palatino">Palatino</option>
+              <option value="Garamond">Garamond</option>
+              <option value="Bookman">Bookman</option>
+              <option value="Tahoma">Tahoma</option>
+              <option value="Lucida Console">Lucida Console</option>
+              <option value="Monaco">Monaco</option>
+              <option value="Consolas">Consolas</option>
             </select>
           </div>
 
@@ -250,6 +270,69 @@ export function ToolOptions() {
             <span className="text-sm text-muted-foreground">px</span>
           </div>
 
+          {/* Font Style: Bold/Italic */}
+          <div className="flex items-center gap-1">
+            <button
+              onClick={() => setFontWeight(textSettings.fontWeight === 'bold' ? 'normal' : 'bold')}
+              className={`px-3 py-1.5 text-sm font-bold rounded-md border transition-colors ${
+                textSettings.fontWeight === 'bold'
+                  ? 'bg-primary text-primary-foreground border-primary'
+                  : 'bg-background text-foreground border-border hover:bg-accent'
+              }`}
+              title="Bold"
+            >
+              B
+            </button>
+            <button
+              onClick={() => setFontStyle(textSettings.fontStyle === 'italic' ? 'normal' : 'italic')}
+              className={`px-3 py-1.5 text-sm italic rounded-md border transition-colors ${
+                textSettings.fontStyle === 'italic'
+                  ? 'bg-primary text-primary-foreground border-primary'
+                  : 'bg-background text-foreground border-border hover:bg-accent'
+              }`}
+              title="Italic"
+            >
+              I
+            </button>
+          </div>
+
+          {/* Text Alignment */}
+          <div className="flex items-center gap-1">
+            <button
+              onClick={() => setAlign('left')}
+              className={`px-3 py-1.5 text-sm rounded-md border transition-colors ${
+                textSettings.align === 'left'
+                  ? 'bg-primary text-primary-foreground border-primary'
+                  : 'bg-background text-foreground border-border hover:bg-accent'
+              }`}
+              title="Align Left"
+            >
+              ≡
+            </button>
+            <button
+              onClick={() => setAlign('center')}
+              className={`px-3 py-1.5 text-sm rounded-md border transition-colors ${
+                textSettings.align === 'center'
+                  ? 'bg-primary text-primary-foreground border-primary'
+                  : 'bg-background text-foreground border-border hover:bg-accent'
+              }`}
+              title="Align Center"
+            >
+              ≣
+            </button>
+            <button
+              onClick={() => setAlign('right')}
+              className={`px-3 py-1.5 text-sm rounded-md border transition-colors ${
+                textSettings.align === 'right'
+                  ? 'bg-primary text-primary-foreground border-primary'
+                  : 'bg-background text-foreground border-border hover:bg-accent'
+              }`}
+              title="Align Right"
+            >
+              ≣
+            </button>
+          </div>
+
           <div className="flex items-center gap-2">
             <label className="text-sm font-medium text-card-foreground whitespace-nowrap">
               Color:
@@ -268,8 +351,40 @@ export function ToolOptions() {
             />
           </div>
 
-          <div className="text-sm text-muted-foreground italic">
+          <div className="flex items-center gap-2">
-            Click on canvas to add text
+            <label className="text-sm font-medium text-card-foreground whitespace-nowrap">
+              Line Height:
+            </label>
+            <input
+              type="range"
+              min="0.5"
+              max="3"
+              step="0.1"
+              value={textSettings.lineHeight}
+              onChange={(e) => setLineHeight(Number(e.target.value))}
+              className="w-24"
+            />
+            <span className="text-sm text-muted-foreground w-8">
+              {textSettings.lineHeight.toFixed(1)}
+            </span>
+          </div>
+
+          <div className="flex items-center gap-2">
+            <label className="text-sm font-medium text-card-foreground whitespace-nowrap">
+              Letter Spacing:
+            </label>
+            <input
+              type="range"
+              min="-10"
+              max="50"
+              step="1"
+              value={textSettings.letterSpacing}
+              onChange={(e) => setLetterSpacing(Number(e.target.value))}
+              className="w-24"
+            />
+            <span className="text-sm text-muted-foreground w-10">
+              {textSettings.letterSpacing}px
+            </span>
           </div>
         </>
       )}