Solved armstrong-numbers in Bash

bash/armstrong-numbers/.exercism/config.json

@@ -0,0 +1,29 @@
+{
+  "authors": [
+    "sjwarner-bp"
+  ],
+  "contributors": [
+    "bkhl",
+    "budmc29",
+    "glennj",
+    "guygastineau",
+    "IsaacG",
+    "kotp",
+    "Smarticles101",
+    "ZapAnton"
+  ],
+  "files": {
+    "solution": [
+      "armstrong_numbers.sh"
+    ],
+    "test": [
+      "armstrong_numbers.bats"
+    ],
+    "example": [
+      ".meta/example.sh"
+    ]
+  },
+  "blurb": "Determine if a number is an Armstrong number.",
+  "source": "Wikipedia",
+  "source_url": "https://en.wikipedia.org/wiki/Narcissistic_number"
+}

bash/armstrong-numbers/.exercism/metadata.json

@@ -0,0 +1 @@
+{"track":"bash","exercise":"armstrong-numbers","id":"b04f8ca647ee4c2c83b8a0353485efc4","url":"https://exercism.org/tracks/bash/exercises/armstrong-numbers","handle":"Kimawari","is_requester":true,"auto_approve":false}