docs: fix GitHub Actions badge to reference correct workflow

- Update the GitHub Actions badge to reference the correct repository and workflow URL

Signed-off-by: Bo-Yi Wu <[email protected]>

chore: standardize linter configuration and improve request handling

- Update `golangci-lint-action` from v6 to v7 in GitHub workflow
- Set `golangci-lint-action` version to `v2.0` instead of latest in GitHub workflow
- Add a new `.golangci.yml` configuration file with specific linters and formatters
- Modify the `resolveScheme` method to use a constant for "https"
- Fix typo in the comment of `Config` type
- Add the `context` import to `location_test.go`
- Remove the `init` function in `location_test.go`
- Update the `performRequest` function to use `http.NewRequestWithContext` instead of `http.NewRequest`

Signed-off-by: appleboy <[email protected]>

ci: improve code quality and testing infrastructure

- Update golangci-lint-action from version `v5` to `v6`

Signed-off-by: appleboy <[email protected]>

chore: update dependencies to latest versions

- Update `sonic` package from `v1.11.3` to `v1.11.6` and add `sonic/loader` `v0.1.1`
- Replace `base64x` and `iasm` packages with `cloudwego` equivalents
- Upgrade `validator` package from `v10.19.0` to `v10.20.0`
- Update `go-toml` package from `v2.2.0` to `v2.2.1`
- Update `crypto`, `net`, and `sys` packages from the `golang.org/x` repository to newer versions
- Upgrade `protobuf` package from `v1.33.0` to `v1.34.0`

Signed-off-by: Bo-Yi Wu <[email protected]>

chore: update third-party dependencies to latest versions

- Update `github.com/stretchr/testify` to version `v1.9.0`
- Update `github.com/bytedance/sonic` to version `v1.11.3`
- Update `github.com/go-playground/validator/v10` to version `v10.19.0`
- Update `github.com/klauspost/cpuid/v2` to version `v2.2.7`
- Update `github.com/pelletier/go-toml/v2` to version `v2.2.0`
- Update `golang.org/x/crypto` to version `v0.21.0`
- Update `golang.org/x/net` to version `v0.22.0`
- Update `golang.org/x/sys` to version `v0.18.0`
- Update `google.golang.org/protobuf` to version `v1.33.0`

Signed-off-by: appleboy <[email protected]>

chore: upgrade gin to v1.6.3

chore(go): Drop Support for go1.8 and go1.9