fix: update tests for improved error messages and pin Node.js 20 for Vercel

- Update NotFoundError test to expect the new actionable hint suffix
- Update BasePlugin validation test to expect human-readable messages
- Pin Node.js 20 in docs/vercel.json to avoid ESM resolution issues on Node 24

Author: ravisuhag

docs/vercel.json

@@ -1,5 +1,6 @@
 {
   "framework": null,
   "buildCommand": "npx @raystack/chronicle@0.5.2 build --preset=vercel --content=.",
-  "installCommand": "echo 'skip'"
+  "installCommand": "echo 'skip'",
+  "nodeVersion": "20"
 }

plugins/base_plugin_test.go

@@ -68,9 +68,9 @@ func TestBasePluginValidate(t *testing.T) {
 
 		assert.Equal(t, err, plugins.InvalidConfigError{
 			Errors: []plugins.ConfigError{
-				{Key: "field_a", Message: "validation for field 'field_a' failed on the 'required' tag"},
-				{Key: "field_b", Message: "validation for field 'field_b' failed on the 'url' tag"},
-				{Key: "nested.field_c", Message: "validation for field 'nested.field_c' failed on the 'required' tag"},
+				{Key: "field_a", Message: "field 'field_a' is required"},
+				{Key: "field_b", Message: "field 'field_b' must be a valid URL (e.g. https://example.com), got \"\""},
+				{Key: "nested.field_c", Message: "field 'nested.field_c' is required"},
 			},
 		})
 	})

plugins/errors_test.go

@@ -81,7 +81,7 @@ func TestNotFoundError(t *testing.T) {
 				Type: "extractor",
 				Name: "testplugin",
 			},
-			expected: "could not find extractor \"testplugin\"",
+			expected: "could not find extractor \"testplugin\"\n  Run 'meteor plugins list --type extractor' to see available plugins.",
 		},
 	}
 	for _, tt := range tests {