Implement the Text Tool and text layer MVP (#492)

* Add text tool

* Double click with the select tool to edit text

* Fix (I think?) transitioning to select tool

* Commit and abort text editing

* Transition to a contenteditable div and autosize

* Fix right click blocking

* Cleanup hints

* Ctrl + enter leaves text edit mode

* Render indervidual bounding boxes for text

* Re-format space indents

* Reflect font size in the textarea

* Fix change tool behaviour

* Remove starting text

* Populate the cache (caused doc load bug)

* Remove console log

* Chrome display the flashing text entry cursor

* Update overlay on input

* Cleanup input.ts

* Fix bounding boxes

* Apply review feedback

* Remove manual test

* Remove svg from gitignore

Co-authored-by: Keavon Chambers <keavon@keavon.com>

frontend/src/components/widgets/options/ToolOptions.vue

@@ -154,7 +154,7 @@ export default defineComponent({
 			Crop: [],
 			Navigate: [],
 			Eyedropper: [],
-			Text: [],
+			Text: [{ kind: "NumberInput", optionPath: ["font_size"], props: { min: 1, isInteger: true, unit: " px", label: "Font size" } }],
 			Fill: [],
 			Gradient: [],
 			Brush: [],