Merged in feature/s3integration (pull request #47)

Set Up S3 integration

* cfginterfaceandfirsts3funcs

* addlocalstack

* generallypassesfullsuite

* addedmultipleattemptedpings

* cleanup

* stabiliseplusskip

vendor/github.com/getkin/kin-openapi/openapi3/stringmap.go

@@ -0,0 +1,76 @@
+package openapi3
+
+import "encoding/json"
+
+// StringMap is a map[string]string that ignores the origin in the underlying json representation.
+type StringMap map[string]string
+
+// UnmarshalJSON sets StringMap to a copy of data.
+func (stringMap *StringMap) UnmarshalJSON(data []byte) (err error) {
+	*stringMap, _, err = unmarshalStringMap[string](data)
+	return
+}
+
+// unmarshalStringMapP unmarshals given json into a map[string]*V
+func unmarshalStringMapP[V any](data []byte) (map[string]*V, *Origin, error) {
+	var m map[string]any
+	if err := json.Unmarshal(data, &m); err != nil {
+		return nil, nil, err
+	}
+
+	origin, err := deepCast[Origin](m[originKey])
+	if err != nil {
+		return nil, nil, err
+	}
+	delete(m, originKey)
+
+	result := make(map[string]*V, len(m))
+	for k, v := range m {
+		value, err := deepCast[V](v)
+		if err != nil {
+			return nil, nil, err
+		}
+		result[k] = value
+	}
+
+	return result, origin, nil
+}
+
+// unmarshalStringMap unmarshals given json into a map[string]V
+func unmarshalStringMap[V any](data []byte) (map[string]V, *Origin, error) {
+	var m map[string]any
+	if err := json.Unmarshal(data, &m); err != nil {
+		return nil, nil, err
+	}
+
+	origin, err := deepCast[Origin](m[originKey])
+	if err != nil {
+		return nil, nil, err
+	}
+	delete(m, originKey)
+
+	result := make(map[string]V, len(m))
+	for k, v := range m {
+		value, err := deepCast[V](v)
+		if err != nil {
+			return nil, nil, err
+		}
+		result[k] = *value
+	}
+
+	return result, origin, nil
+}
+
+// deepCast casts any value to a value of type V.
+func deepCast[V any](value any) (*V, error) {
+	data, err := json.Marshal(value)
+	if err != nil {
+		return nil, err
+	}
+
+	var result V
+	if err = json.Unmarshal(data, &result); err != nil {
+		return nil, err
+	}
+	return &result, nil
+}