feat(plugins): add JSONForms-based plugin configuration UI (#4911)

* feat(plugins): add JSONForms schema for plugin configuration

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: enhance error handling by formatting validation errors with field names

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: enforce required fields in config validation and improve error handling

Signed-off-by: Deluan <deluan@navidrome.org>

* format JS code

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: add config schema validation and enhance manifest structure

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: refactor plugin config parsing and add unit tests

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: add config validation error message in Portuguese

* feat: enhance AlwaysExpandedArrayLayout with description support and improve array control testing

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: update Discord Rust plugin configuration to use JSONForm for user tokens and enhance schema validation

Signed-off-by: Deluan <deluan@navidrome.org>

* fix: resolve React Hooks linting issues in plugin UI components

* Apply suggestions from code review

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

* format code

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: migrate schema validation to use santhosh-tekuri/jsonschema and improve error formatting

Signed-off-by: Deluan <deluan@navidrome.org>

* address PR comments

Signed-off-by: Deluan <deluan@navidrome.org>

* fix flaky test

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: enhance array layout and configuration handling with AJV defaults

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: implement custom tester to exclude enum arrays from AlwaysExpandedArrayLayout

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: add error boundary for schema rendering and improve error messages

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: refine non-enum array control logic by utilizing JSONForms schema resolution

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: add error styling to ToggleEnabledSwitch for disabled state

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: adjust label positioning and styling in SchemaConfigEditor for improved layout

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: implement outlined input controls renderers to replace custom fragile CSS

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: remove margin from last form control inside array items for better spacing

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: enhance AJV error handling to transform required errors for field-level validation

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: set default value for User Tokens in manifest.json to improve user experience

Signed-off-by: Deluan <deluan@navidrome.org>

* format

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: add margin to outlined input controls for improved spacing

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: remove redundant margin rule for last form control in array items

Signed-off-by: Deluan <deluan@navidrome.org>

* feat: adjust font size of label elements in SchemaConfigEditor for improved readability

Signed-off-by: Deluan <deluan@navidrome.org>

---------

Signed-off-by: Deluan <deluan@navidrome.org>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

plugins/cmd/ndpgen/go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/extism/go-pdk v1.1.3
 	github.com/onsi/ginkgo/v2 v2.27.3
 	github.com/onsi/gomega v1.38.3
-	github.com/xeipuuv/gojsonschema v1.2.0
+	github.com/santhosh-tekuri/jsonschema/v6 v6.0.2
 	golang.org/x/tools v0.40.0
 	gopkg.in/yaml.v3 v3.0.1
 )
@@ -17,8 +17,6 @@ require (
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/google/go-cmp v0.7.0 // indirect
 	github.com/google/pprof v0.0.0-20250403155104-27863c87afa6 // indirect
-	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
-	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/mod v0.31.0 // indirect
 	golang.org/x/net v0.48.0 // indirect

plugins/cmd/ndpgen/go.sum

@@ -1,8 +1,9 @@
 github.com/Masterminds/semver/v3 v3.4.0 h1:Zog+i5UMtVoCU8oKka5P7i9q9HgrJeGzI9SA1Xbatp0=
 github.com/Masterminds/semver/v3 v3.4.0/go.mod h1:4V+yj/TJE1HU9XfppCwVMZq3I84lprf4nC11bSS5beM=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dlclark/regexp2 v1.11.0 h1:G/nrcoOa7ZXlpoa/91N3X7mM3r8eIlMBBJZvsz/mxKI=
+github.com/dlclark/regexp2 v1.11.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
 github.com/extism/go-pdk v1.1.3 h1:hfViMPWrqjN6u67cIYRALZTZLk/enSPpNKa+rZ9X2SQ=
 github.com/extism/go-pdk v1.1.3/go.mod h1:Gz+LIU/YCKnKXhgge8yo5Yu1F/lbv7KtKFkiCSzW/P4=
 github.com/gkampitakis/ciinfo v0.3.2 h1:JcuOPk8ZU7nZQjdUhctuhQofk7BGHuIy0c9Ez8BNhXs=
@@ -39,8 +40,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
 github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/santhosh-tekuri/jsonschema/v6 v6.0.2 h1:KRzFb2m7YtdldCEkzs6KqmJw4nqEVZGK7IN2kJkjTuQ=
+github.com/santhosh-tekuri/jsonschema/v6 v6.0.2/go.mod h1:JXeL+ps8p7/KNMjDQk3TCwPpBy0wYklyWTfbkIzdIFU=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/tidwall/gjson v1.18.0 h1:FIDeeyB800efLX89e5a8Y0BNH+LOngJyGrIWxG2FKQY=
@@ -51,12 +52,6 @@ github.com/tidwall/pretty v1.2.1 h1:qjsOFOWWQl+N3RsoF5/ssm1pHmJJwhjlSbZ51I6wMl4=
 github.com/tidwall/pretty v1.2.1/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/tidwall/sjson v1.2.5 h1:kLy8mja+1c9jlljvWTlSazM7cKDRfJuR/bOJhcY5NcY=
 github.com/tidwall/sjson v1.2.5/go.mod h1:Fvgq9kS/6ociJEDnK0Fk1cpYF4FIW6ZF7LAe+6jwd28=
-github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f h1:J9EGpcZtP0E/raorCMxlFGSTBrsSlaDGf3jU/qvAE2c=
-github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f/go.mod h1:N2zxlSyiKSe5eX1tZViRH5QA0qijqEDrYZiPEAiq3wU=
-github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 h1:EzJWgHovont7NscjpAxXsDA8S8BMYve8Y5+7cuRE7R0=
-github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415/go.mod h1:GwrjFmJcFw6At/Gs6z4yjiIwzuJ1/+UwLxMQDVQXShQ=
-github.com/xeipuuv/gojsonschema v1.2.0 h1:LhYJRs+L4fBtjZUfuSZIKGeVu0QRy8e5Xi7D17UxZ74=
-github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
 go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 golang.org/x/mod v0.31.0 h1:HaW9xtz0+kOcWKwli0ZXy79Ix+UW/vOfmWI5QVd2tgI=

plugins/cmd/ndpgen/internal/xtp_schema_validate.go

@@ -3,10 +3,11 @@ package internal
 import (
 	_ "embed"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"strings"
 
-	"github.com/xeipuuv/gojsonschema"
+	"github.com/santhosh-tekuri/jsonschema/v6"
 	"gopkg.in/yaml.v3"
 )
 
@@ -25,27 +26,61 @@ func ValidateXTPSchema(generatedSchema []byte) error {
 		return fmt.Errorf("failed to parse generated schema as YAML: %w", err)
 	}
 
-	// Convert to JSON for the validator
-	jsonBytes, err := json.Marshal(schemaDoc)
-	if err != nil {
-		return fmt.Errorf("failed to convert schema to JSON: %w", err)
+	// Parse the XTP schema JSON
+	var xtpSchema any
+	if err := json.Unmarshal([]byte(xtpSchemaJSON), &xtpSchema); err != nil {
+		return fmt.Errorf("failed to parse XTP schema: %w", err)
 	}
 
-	schemaLoader := gojsonschema.NewStringLoader(xtpSchemaJSON)
-	documentLoader := gojsonschema.NewBytesLoader(jsonBytes)
-
-	result, err := gojsonschema.Validate(schemaLoader, documentLoader)
-	if err != nil {
-		return fmt.Errorf("schema validation failed: %w", err)
+	// Compile the XTP schema
+	compiler := jsonschema.NewCompiler()
+	if err := compiler.AddResource("xtp-schema.json", xtpSchema); err != nil {
+		return fmt.Errorf("failed to add XTP schema resource: %w", err)
 	}
 
-	if !result.Valid() {
-		var errs []string
-		for _, desc := range result.Errors() {
-			errs = append(errs, fmt.Sprintf("- %s", desc))
-		}
-		return fmt.Errorf("schema validation errors:\n%s", strings.Join(errs, "\n"))
+	schema, err := compiler.Compile("xtp-schema.json")
+	if err != nil {
+		return fmt.Errorf("failed to compile XTP schema: %w", err)
+	}
+
+	// Validate the generated schema against XTP schema
+	if err := schema.Validate(schemaDoc); err != nil {
+		return fmt.Errorf("schema validation errors:\n%s", formatValidationErrors(err))
 	}
 
 	return nil
 }
+
+// formatValidationErrors formats jsonschema validation errors into readable strings.
+func formatValidationErrors(err error) string {
+	var validationErr *jsonschema.ValidationError
+	if !errors.As(err, &validationErr) {
+		return fmt.Sprintf("- %s", err.Error())
+	}
+
+	var errs []string
+	collectValidationErrors(validationErr, &errs)
+
+	if len(errs) == 0 {
+		return fmt.Sprintf("- %s", validationErr.Error())
+	}
+	return strings.Join(errs, "\n")
+}
+
+// collectValidationErrors recursively collects leaf validation errors.
+func collectValidationErrors(err *jsonschema.ValidationError, errs *[]string) {
+	if len(err.Causes) > 0 {
+		for _, cause := range err.Causes {
+			collectValidationErrors(cause, errs)
+		}
+		return
+	}
+
+	// Leaf error - format with location if available
+	msg := err.Error()
+	if len(err.InstanceLocation) > 0 {
+		location := strings.Join(err.InstanceLocation, "/")
+		msg = fmt.Sprintf("%s: %s", location, msg)
+	}
+	*errs = append(*errs, fmt.Sprintf("- %s", msg))
+}