chore(docs): add version reqs to cli help and readme (#76)

README.md

@@ -23,7 +23,7 @@ this module is purely for generating config.
 ## Installation
 
 ```
-deno install --allow-read --allow-write -fn deno-init https://deno.land/x/init@v2.4.2/mod.ts
+deno install --allow-read --allow-write -fn deno-init https://deno.land/x/init@v2.4.3/mod.ts
 ```
 
 ## Usage
@@ -77,13 +77,15 @@ deno-init --fmt
 deno-init --lint
 ```
 
-`--map` or `-p` will add an `importMap` section only.
+`--map` or `-p` will add an `importMap` section only. Note that this option
+requires Deno 1.20 or higher.
 
 ```
 deno-init --map
 ```
 
-`--task` or `-k` will add a `tasks` section only.
+`--task` or `-k` will add a `tasks` section only. Note that this option requires
+Deno 1.20 or higher.
 
 ```
 deno-init --task

egg.json

@@ -3,7 +3,7 @@
   "entry": "./mod.ts",
   "description": "Generate a Deno configuration file.",
   "unstable": false,
-  "version": "v2.4.2",
+  "version": "v2.4.3",
   "files": [
     "./**/*.ts",
     "./README.md",

init.ts

@@ -4,7 +4,7 @@ import { ask } from "./ask.ts";
 
 await new Command()
   .name("deno-init")
-  .version("v2.4.2")
+  .version("v2.4.3")
   .description("Generate a Deno configuration file.")
   .help({
     colors: (Deno.build.os === "windows") ? false : true,
@@ -19,7 +19,7 @@ await new Command()
   )
   .option(
     "-f, --force [force:boolean]",
-    "Force overwriting any existing config file.",
+    "Allow overwriting an existing config file.",
   )
   .option(
     "-n, --name [name:string]",
@@ -34,15 +34,15 @@ await new Command()
   )
   .option(
     "-p, --map [map:boolean]",
-    "Set up config for an import map.",
+    "Set up config for an import map. Requires Deno 1.20 or higher",
   )
   .option(
     "-l, --lint [lint:boolean]",
     "Set up config for deno lint only.",
   )
   .option(
     "-k, --task [task:boolean]",
-    "Set up config for deno tasks only.",
+    "Set up config for deno tasks only. Requires Deno 1.20 or higher",
   )
   .option(
     "-t, --tsconfig [tsconfig:boolean]",