Add file path and line number context to AI suggestion prompt

Agent-Logs-Url: https://github.com/microsoft/vscode-pull-request-github/sessions/eee01273-3d0c-403d-8bf7-8fbf1a909169

Co-authored-by: alexr00 <38270282+alexr00@users.noreply.github.com>

Author: Copilot

src/commands.ts

@@ -1850,9 +1850,25 @@ ${contents}
 			const commentThread = isThread ? comment : comment.parent;
 			const firstComment = isThread ? comment.comments[0] : comment;
 			commentThread.collapsibleState = vscode.CommentThreadCollapsibleState.Collapsed;
-			const message = firstComment instanceof GHPRComment ? firstComment.rawComment.body
+			const commentBody = firstComment instanceof GHPRComment ? firstComment.rawComment.body
 				: (firstComment.body instanceof vscode.MarkdownString ? firstComment.body.value : firstComment.body);
 
+			const filePath = firstComment instanceof GHPRComment ? firstComment.rawComment.path : undefined;
+			const range = commentThread.range;
+			let message: string;
+			if (filePath && range) {
+				const startLine = range.start.line + 1;
+				const endLine = range.end.line + 1;
+				const lineRef = startLine === endLine
+					? vscode.l10n.t('line {0}', startLine)
+					: vscode.l10n.t('lines {0}-{1}', startLine, endLine);
+				message = vscode.l10n.t('There is a code review comment for file {0} at {1}:\n{2}', filePath, lineRef, commentBody);
+			} else if (filePath) {
+				message = vscode.l10n.t('There is a code review comment for file {0}:\n{1}', filePath, commentBody);
+			} else {
+				message = commentBody;
+			}
+
 			if (isThread) {
 				// For threads, open the Chat view instead of inline chat
 				await vscode.commands.executeCommand(commands.NEW_CHAT, { inputValue: message, isPartialQuery: true, agentMode: true });