feat(cli): rename extension short option from -e to -x

BREAKING CHANGE: if you've been using the `-e` short option you should change it to `-x` or use the long option name `--extension`

packages/cli/README.md

@@ -2,6 +2,8 @@
 
 Emigrate is a tool for managing database migrations. It is designed to be simple yet support advanced setups, modular and extensible.
 
+📖 Read the [documentation](https://emigrate.dev) for more information!
+
 ## Installation
 
 Install the Emigrate CLI in your project:
@@ -21,7 +23,13 @@ bun add @emigrate/cli
 Create a new migration:
 
 ```bash
-emigrate new -d migrations -e .js create some fancy table
+npx emigrate new -d migrations create some fancy table
+# or
+pnpm emigrate new -d migrations create some fancy table
+# or
+yarn emigrate new -d migrations create some fancy table
+# or
+bunx --bun emigrate new -d migrations create some fancy table
 ```
 
 Will create a new empty JavaScript migration file with the name "YYYYMMDDHHmmssuuu_create_some_fancy_table.js" in the `migrations` directory.

packages/cli/src/cli.ts

@@ -123,7 +123,7 @@ const newMigration: Action = async (args) => {
       },
       extension: {
         type: 'string',
-        short: 'e',
+        short: 'x',
       },
       plugin: {
         type: 'string',
@@ -157,7 +157,7 @@ Options:
   -p, --plugin      The plugin(s) to use (can be specified multiple times)
   -t, --template    A template file to use as contents for the new migration file
                     (if the extension option is not provided the template file's extension will be used)
-  -e, --extension   The extension to use for the new migration file
+  -x, --extension   The extension to use for the new migration file
                     (if no template or plugin is provided an empty migration file will be created with the given extension)
   --color           Force color output (this option is passed to the reporter)
   --no-color        Disable color output (this option is passed to the reporter)
@@ -168,8 +168,8 @@ Examples:
 
   emigrate new -d src/migrations -t migration-template.js create users table
   emigrate new --directory ./migrations --plugin @emigrate/postgres create_users_table
-  emigrate new -d ./migrations -e .sql create_users_table
-  emigrate new -d ./migrations -t .migration-template -e .sql "drop some table"
+  emigrate new -d ./migrations -x .sql create_users_table
+  emigrate new -d ./migrations -t .migration-template -x .sql "drop some table"
 `;
 
   if (values.help) {