Init (#17)

* add basic gitignore

* init go mod

* add semrel and badges

* add error pkg

* added config pkg

* added main cmd structure

* return error on file not found and added log ids and messages

* add todo for error_creator.go

internal/errors/caos_error.go

@@ -0,0 +1,48 @@
+package errors
+
+import (
+	"fmt"
+)
+
+var _ Error = (*CaosError)(nil)
+
+type CaosError struct {
+	Parent  error
+	Message string
+	ID      string
+}
+
+func ThrowError(parent error, id, message string) error {
+	return createCaosError(parent, id, message)
+}
+
+func createCaosError(parent error, id, message string) *CaosError {
+	return &CaosError{
+		Parent:  parent,
+		ID:      id,
+		Message: message,
+	}
+}
+
+func (err *CaosError) Error() string {
+	if err.Parent != nil {
+		return fmt.Sprintf("ID=%s Message=%s Parent=(%v)", err.ID, err.Message, err.Parent)
+	}
+	return fmt.Sprintf("ID=%s Message=%s", err.ID, err.Message)
+}
+
+func (err *CaosError) Unwrap() error {
+	return err.GetParent()
+}
+
+func (err *CaosError) GetParent() error {
+	return err.Parent
+}
+
+func (err *CaosError) GetMessage() string {
+	return err.Message
+}
+
+func (err *CaosError) GetID() string {
+	return err.ID
+}