feat(read): replace offset/limit with sel parameter for line ranges and chunk selectors

packages/coding-agent/src/cli/read-cli.ts

@@ -0,0 +1,36 @@
+/**
+ * Read CLI command handler.
+ *
+ * Handles `omp read` subcommand — emits chunk-mode read output for a file.
+ */
+import * as path from "node:path";
+import chalk from "chalk";
+import { getLanguageFromPath } from "../modes/theme/theme";
+import { formatChunkedRead } from "../tools/chunk-tree";
+
+export interface ReadCommandArgs {
+	path: string;
+	sel?: string;
+}
+
+export async function runReadCommand(cmd: ReadCommandArgs): Promise<void> {
+	const filePath = path.resolve(cmd.path);
+
+	const file = Bun.file(filePath);
+	if (!(await file.exists())) {
+		console.error(chalk.red(`Error: File not found: ${cmd.path}`));
+		process.exit(1);
+	}
+
+	const readPath = cmd.sel ? `${filePath}:${cmd.sel}` : filePath;
+	const language = getLanguageFromPath(filePath);
+	const cwd = process.cwd();
+
+	try {
+		const result = await formatChunkedRead({ filePath, readPath, cwd, language });
+		console.log(result.text);
+	} catch (err) {
+		console.error(chalk.red(`Error: ${err instanceof Error ? err.message : String(err)}`));
+		process.exit(1);
+	}
+}