Support subdirectory for install action

Author: afirth

install/action.yml

@@ -6,11 +6,11 @@ runs:
   main: main.js
 inputs:
   tool_versions:
-    description:
+    description: |-
       If present, this value will be written to the .tool-versions file.
     required: false
   before_install:
-    description:
+    description: |-
       Bash script to run after plugins are installed but before `asdf install`.
       eg, to install npm keyring
     required: false

install/main.js

@@ -3261,6 +3261,7 @@ var require_exec = __commonJS({
 var core4 = __toESM(require_core());
 
 // src/install/index.ts
+var import_node_process = require("node:process");
 var core3 = __toESM(require_core());
 var exec5 = __toESM(require_exec());
 
@@ -3363,6 +3364,10 @@ async function pluginsAdd() {
 
 // src/install/index.ts
 async function toolsInstall() {
+  const dir = core3.getInput("directory", { required: false });
+  if (dir) {
+    (0, import_node_process.chdir)(dir);
+  }
   await pluginsAdd();
   const before = core3.getInput("before_install", { required: false });
   if (before) {

src/install/index.ts

@@ -1,8 +1,14 @@
+import {chdir} from 'node:process';
 import * as core from '@actions/core';
 import * as exec from '@actions/exec';
 import {pluginsAdd} from '~/plugins-add/index.ts';
 
 async function toolsInstall(): Promise<void> {
+	const dir = core.getInput('directory', {required: false});
+	if (dir) {
+		chdir(dir);
+	}
+
 	await pluginsAdd();
 
 	const before = core.getInput('before_install', {required: false});