[chore] prevent unkeyed literal initialization

extension/ackextension/config.go

@@ -15,4 +15,6 @@ type Config struct {
 	MaxNumPartition uint64 `mapstructure:"max_number_of_partition"`
 	// MaxNumPendingAcksPerPartition Specifies the maximum number of ackIDs and their corresponding status information that are waiting to be queried in each partition.
 	MaxNumPendingAcksPerPartition uint64 `mapstructure:"max_number_of_pending_acks_per_partition"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }

extension/asapauthextension/config.go

@@ -29,6 +29,8 @@ type Config struct {
 	Audience []string `mapstructure:"audience"`
 
 	PrivateKey configopaque.String `mapstructure:"private_key"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 func (c *Config) Validate() error {

extension/awsproxy/config.go

@@ -11,4 +11,6 @@ import (
 type Config struct {
 	// ProxyServer defines configurations related to the local TCP proxy server.
 	ProxyConfig proxy.Config `mapstructure:",squash"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }

extension/basicauthextension/config.go

@@ -19,20 +19,26 @@ type HtpasswdSettings struct {
 	File string `mapstructure:"file"`
 	// Inline contents of the htpasswd file.
 	Inline string `mapstructure:"inline"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 type ClientAuthSettings struct {
 	// Username holds the username to use for client authentication.
 	Username string `mapstructure:"username"`
 	// Password holds the password to use for client authentication.
 	Password configopaque.String `mapstructure:"password"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 type Config struct {
 	// Htpasswd settings.
 	Htpasswd *HtpasswdSettings `mapstructure:"htpasswd,omitempty"`
 
 	// ClientAuth settings
 	ClientAuth *ClientAuthSettings `mapstructure:"client_auth,omitempty"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 func (cfg *Config) Validate() error {

extension/bearertokenauthextension/config.go

@@ -23,6 +23,9 @@ type Config struct {
 
 	// Filename points to a file that contains the bearer token(s) to use for every RPC.
 	Filename string `mapstructure:"filename,omitempty"`
+
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 var (

extension/cgroupruntimeextension/config.go

@@ -8,15 +8,21 @@ import "errors" // Config contains the configuration for the cgroup runtime exte
 type Config struct {
 	GoMaxProcs GoMaxProcsConfig `mapstructure:"gomaxprocs"`
 	GoMemLimit GoMemLimitConfig `mapstructure:"gomemlimit"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 type GoMaxProcsConfig struct {
 	Enabled bool `mapstructure:"enabled"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 type GoMemLimitConfig struct {
 	Enabled bool    `mapstructure:"enabled"`
 	Ratio   float64 `mapstructure:"ratio"`
+	// prevent unkeyed literal initialization
+	_ struct{}
 }
 
 // Validate checks if the extension configuration is valid