feat(database): 新增命令行参数解析、空值检查和数据库配置管理功能

- 实现了 command 包用于控制台参数和选项解析
- 添加了 empty 包提供变量空值/零值检查功能
- 集成了 Viper 库进行配置文件管理和环境变量支持
- 提供了数据库配置初始化和默认值设置功能
- 实现了配置值获取、设置和结构化解析方法
- 添加了服务器、数据库和JWT配置的便捷获取方法
- 实现了完整的数据库接口定义和事务管理功能

database/json/json.go

@@ -0,0 +1,85 @@
+// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// Package json provides json operations wrapping ignoring stdlib or third-party lib json.
+package json
+
+import (
+	"bytes"
+	"encoding/json"
+	"io"
+
+	"github.com/gogf/gf/v2/errors/gerror"
+)
+
+// RawMessage is a raw encoded JSON value.
+// It implements Marshaler and Unmarshaler and can
+// be used to delay JSON decoding or precompute a JSON encoding.
+type RawMessage = json.RawMessage
+
+// Marshal adapts to json/encoding Marshal API.
+//
+// Marshal returns the JSON encoding of v, adapts to json/encoding Marshal API
+// Refer to https://godoc.org/encoding/json#Marshal for more information.
+func Marshal(v any) (marshaledBytes []byte, err error) {
+	marshaledBytes, err = json.Marshal(v)
+	if err != nil {
+		err = gerror.Wrap(err, `json.Marshal failed`)
+	}
+	return
+}
+
+// MarshalIndent same as json.MarshalIndent.
+func MarshalIndent(v any, prefix, indent string) (marshaledBytes []byte, err error) {
+	marshaledBytes, err = json.MarshalIndent(v, prefix, indent)
+	if err != nil {
+		err = gerror.Wrap(err, `json.MarshalIndent failed`)
+	}
+	return
+}
+
+// Unmarshal adapts to json/encoding Unmarshal API
+//
+// Unmarshal parses the JSON-encoded data and stores the result in the value pointed to by v.
+// Refer to https://godoc.org/encoding/json#Unmarshal for more information.
+func Unmarshal(data []byte, v any) (err error) {
+	err = json.Unmarshal(data, v)
+	if err != nil {
+		err = gerror.Wrap(err, `json.Unmarshal failed`)
+	}
+	return
+}
+
+// UnmarshalUseNumber decodes the json data bytes to target interface using number option.
+func UnmarshalUseNumber(data []byte, v any) (err error) {
+	decoder := NewDecoder(bytes.NewReader(data))
+	decoder.UseNumber()
+	err = decoder.Decode(v)
+	if err != nil {
+		err = gerror.Wrap(err, `json.UnmarshalUseNumber failed`)
+	}
+	return
+}
+
+// NewEncoder same as json.NewEncoder
+func NewEncoder(writer io.Writer) *json.Encoder {
+	return json.NewEncoder(writer)
+}
+
+// NewDecoder adapts to json/stream NewDecoder API.
+//
+// NewDecoder returns a new decoder that reads from r.
+//
+// Instead of a json/encoding Decoder, a Decoder is returned
+// Refer to https://godoc.org/encoding/json#NewDecoder for more information.
+func NewDecoder(reader io.Reader) *json.Decoder {
+	return json.NewDecoder(reader)
+}
+
+// Valid reports whether data is a valid JSON encoding.
+func Valid(data []byte) bool {
+	return json.Valid(data)
+}