:lock: Added regex for distance validation

frontend/src/entities/survey/survey.answer.validator.js

         minDomainSegments: 2,
         tlds: { allow: domains },
     }),
-    // TODO: password validation is a moving target with regex, 
+    // TODO: password validation is a moving target with regex,
     // consider using a more robust library?
     password: Joi.string()
         .min(14)
         .max(30)
         .pattern(
-            new RegExp('^(?=.*[!@#$%^&*()_+\\-=[\\]{};\':"\\\\|,.<>\\/?])(?=.*[!@#$%^&*()_+\\-=[\\]{};\':"\\\\|,.<>\\/?])[a-zA-Z0-9!@#$%^&*()_+\\-=[\\]{};\':"\\\\|,.<>\\/?]{10,}$')),
+            new RegExp(
+                '^(?=.*[!@#$%^&*()_+\\-=[\\]{};\':"\\\\|,.<>\\/?])(?=.*[!@#$%^&*()_+\\-=[\\]{};\':"\\\\|,.<>\\/?])[a-zA-Z0-9!@#$%^&*()_+\\-=[\\]{};\':"\\\\|,.<>\\/?]{10,}$',
+            ),
+        ),
     // TODO: Change if going international (only works in usa)
     zipcode: Joi.string().min(5).max(5).pattern(new RegExp('^[0-9]{5}$')),
     seeking: Joi.string(),
     pronouns: Joi.string(),
     language: Joi.string(),
     image: Joi.any(),
-    // TODO: specific distance units needed to be inputted within this field
-    // (i.e. km, mi, etc.) ... or just change the way the distance component
-    // works.
-    distance: Joi.string(),
+    // NOTE: Allows 1 to 3 digits and then distance metric
+    distance: Joi.string()
+        .min(4)
+        .max(15)
+        .pattern(new RegExp('^\\d{1,3}(\\.\\d{1,2})?\\s?(mi|km|mile|miles|kilometer|kilometers)$')),
     blurb: Joi.string().max(200),
     value: Joi.string(),
     aspect: Joi.number(),