feat: setup default commands

src/commands/default.ts

@@ -0,0 +1,18 @@
+import { CAC } from "cac";
+import exit from "exit";
+import { logger, NAME } from "../lib";
+
+export const _default = (cli: CAC, _: { [key: string]: never }): void => {
+	const command = cli.args.join(" ");
+
+	if (command) {
+		logger.error(
+			"Invalid command: `%s`, run `%s --help` for all commands",
+			command,
+			NAME
+		);
+		exit(1);
+	} else {
+		cli.outputHelp();
+	}
+};

src/commands/help.ts

@@ -0,0 +1,19 @@
+import chalk from "chalk";
+import { PACKAGE, VERSION } from "../lib";
+
+interface HelpSection {
+	title?: string;
+	body: string;
+}
+
+export const help = (sections: HelpSection[]): void => {
+	sections.unshift({
+		body: `\n📚 Dico CLI\n  ${chalk.cyanBright(
+			"Read the docs:"
+		)} https://docs.dico.app/cli`
+	});
+	sections[1].body = `Version:\n  ${PACKAGE}@${VERSION}`;
+	sections[sections.length - 1].body = `${
+		sections[sections.length - 1].body
+	}\n`;
+};

src/commands/index.ts

@@ -0,0 +1,6 @@
+export * from "./signin";
+export * from "./signout";
+export * from "./whoami";
+
+export * from "./help";
+export * from "./default";