feat: auto generated files and new structure (#4)

## Description

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In case there is no issue present for your PR, please consider creating one.
At least please give us some description what you are trying to achieve and why your change is needed. -->

relates to #1234

## Checklist

- [ ] Issue was linked above
- [ ] Code format was applied: `make fmt`
- [ ] Examples were added / adjusted (see `examples/` directory)
- [x] Docs are up-to-date: `make generate-docs` (will be checked by CI)
- [ ] Unit tests got implemented or updated
- [ ] Acceptance tests got implemented or updated (see e.g. [here](f5f99d1709/stackit/internal/services/dns/dns_acc_test.go))
- [x] Unit tests are passing: `make test` (will be checked by CI)
- [x] No linter issues: `make lint` (will be checked by CI)

Reviewed-on: #4
Reviewed-by: Andre_Harms <andre.harms@stackit.cloud>
Co-authored-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>
Co-committed-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>

pkg/cdnbeta/model_waf_mode.go

@@ -0,0 +1,117 @@
+/*
+CDN API
+
+API used to create and manage your CDN distributions.
+
+API version: 1beta2.0.0
+*/
+
+// Code generated by OpenAPI Generator (https://openapi-generator.tech); DO NOT EDIT.
+
+package cdnbeta
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+// WafMode the model 'WafMode'
+type WafMode string
+
+// List of WafMode
+const (
+	WAFMODE_DISABLED WafMode = "DISABLED"
+	WAFMODE_ENABLED  WafMode = "ENABLED"
+	WAFMODE_LOG_ONLY WafMode = "LOG_ONLY"
+)
+
+// All allowed values of WafMode enum
+var AllowedWafModeEnumValues = []WafMode{
+	"DISABLED",
+	"ENABLED",
+	"LOG_ONLY",
+}
+
+func (v *WafMode) UnmarshalJSON(src []byte) error {
+	var value string
+	err := json.Unmarshal(src, &value)
+	if err != nil {
+		return err
+	}
+	// Allow unmarshalling zero value for testing purposes
+	var zeroValue string
+	if value == zeroValue {
+		return nil
+	}
+	enumTypeValue := WafMode(value)
+	for _, existing := range AllowedWafModeEnumValues {
+		if existing == enumTypeValue {
+			*v = enumTypeValue
+			return nil
+		}
+	}
+
+	return fmt.Errorf("%+v is not a valid WafMode", value)
+}
+
+// NewWafModeFromValue returns a pointer to a valid WafMode
+// for the value passed as argument, or an error if the value passed is not allowed by the enum
+func NewWafModeFromValue(v string) (*WafMode, error) {
+	ev := WafMode(v)
+	if ev.IsValid() {
+		return &ev, nil
+	} else {
+		return nil, fmt.Errorf("invalid value '%v' for WafMode: valid values are %v", v, AllowedWafModeEnumValues)
+	}
+}
+
+// IsValid return true if the value is valid for the enum, false otherwise
+func (v WafMode) IsValid() bool {
+	for _, existing := range AllowedWafModeEnumValues {
+		if existing == v {
+			return true
+		}
+	}
+	return false
+}
+
+// Ptr returns reference to WafMode value
+func (v WafMode) Ptr() *WafMode {
+	return &v
+}
+
+type NullableWafMode struct {
+	value *WafMode
+	isSet bool
+}
+
+func (v NullableWafMode) Get() *WafMode {
+	return v.value
+}
+
+func (v *NullableWafMode) Set(val *WafMode) {
+	v.value = val
+	v.isSet = true
+}
+
+func (v NullableWafMode) IsSet() bool {
+	return v.isSet
+}
+
+func (v *NullableWafMode) Unset() {
+	v.value = nil
+	v.isSet = false
+}
+
+func NewNullableWafMode(val *WafMode) *NullableWafMode {
+	return &NullableWafMode{value: val, isSet: true}
+}
+
+func (v NullableWafMode) MarshalJSON() ([]byte, error) {
+	return json.Marshal(v.value)
+}
+
+func (v *NullableWafMode) UnmarshalJSON(src []byte) error {
+	v.isSet = true
+	return json.Unmarshal(src, &v.value)
+}