refactor(editor): remove unused imports and variables

Update PromptCompiler.ts by eliminating unused imports and variables for cleaner code. This includes removing the SourceType import and unused state variable, as well as converting let to const for variables that are not reassigned.

web/core/lib/editor/action/PromptCompiler.ts

@@ -1,4 +1,4 @@
-import { ChangeForm, DefinedVariable, PromptAction, SourceType } from "@/editor/defs/custom-action.type";
+import { ChangeForm, DefinedVariable, PromptAction } from "@/editor/defs/custom-action.type";
 import { Editor, Range } from "@tiptap/core";
 import { Selection } from "prosemirror-state";
 import { PromptsManager } from "@/editor/prompts/prompts-manager";
@@ -14,7 +14,7 @@ export class PromptCompiler {
 
 	compile() {
 		const promptManager = PromptsManager.getInstance();
-		let state = this.editor.state;
+		const state = this.editor.state;
 
 		const range = actionPosition(this.action, state.selection);
 		const selection = state.doc.textBetween(range.from, range.to);
@@ -23,15 +23,15 @@ export class PromptCompiler {
 		const all = this.editor.getText();
 		let title = '';
 
-		state.doc.descendants((node, pos) => {
+		state.doc.descendants((node) => {
 			if (node.type.name === 'heading' && node.attrs.level === 1) {
 				title = node.textContent;
 			}
 		});
 
 		const similarChunks = "";
 
-		let context = {
+		const context = {
 			[DefinedVariable.BEFORE_CURSOR]: beforeCursor,
 			[DefinedVariable.AFTER_CURSOR]: afterCursor,
 			[DefinedVariable.SELECTION]: selection,