Fix custom docker image fields (#1978)

* add validation to custom docker image fields

* updated validation logic

* fix build

src/components/Publish/_validation.ts

@@ -25,6 +25,18 @@ const validationMetadata = {
     .required('Required'),
   author: Yup.string().required('Required'),
   tags: Yup.array<string[]>().nullable(),
+  dockerImage: Yup.string().when('type', {
+    is: 'algorithm',
+    then: Yup.string().required('Required')
+  }),
+  dockerImageCustomChecksum: Yup.string().when('type', {
+    is: 'algorithm',
+    then: Yup.string().required('Required')
+  }),
+  dockerImageCustomEntrypoint: Yup.string().when('type', {
+    is: 'algorithm',
+    then: Yup.string().required('Required')
+  }),
   termsAndConditions: Yup.boolean()
     .required('Required')
     .isTrue('Please agree to the Terms and Conditions.'),