Refactor STT architecture

internal/config/config.go

@@ -9,7 +9,6 @@ import (
 
 	"code.chimeric.al/chimerical/odidere/internal/job"
 	"code.chimeric.al/chimerical/odidere/internal/llm"
-	"code.chimeric.al/chimerical/odidere/internal/stt"
 	"code.chimeric.al/chimerical/odidere/internal/tool"
 
 	"gopkg.in/yaml.v3"
@@ -25,10 +24,6 @@ type TTS struct {
 	// Timeout is the maximum duration for a synthesis request.
 	// Defaults to 60s if empty.
 	Timeout string `yaml:"timeout"`
-	// VoiceMap maps whisper language names to voice IDs.
-	// Used by SelectVoice to auto-select voices based on detected
-	// language.
-	VoiceMap map[string]string `yaml:"voice_map"`
 }
 
 func (cfg TTS) Validate() error {
@@ -46,6 +41,22 @@ func (cfg TTS) Validate() error {
 	return nil
 }
 
+// STT holds the configuration for the frontend-facing speech-to-text server.
+// The URL is passed to the browser via a meta tag; the browser calls
+// whisper-server directly.
+type STT struct {
+	// URL is the base URL of the whisper-server.
+	// For example, "http://localhost:8178".
+	URL string `yaml:"url"`
+}
+
+func (cfg STT) Validate() error {
+	if cfg.URL == "" {
+		return fmt.Errorf("missing URL")
+	}
+	return nil
+}
+
 // Config holds all application configuration sections.
 type Config struct {
 	// Address is the host:port to listen on.
@@ -59,8 +70,8 @@ type Config struct {
 
 	// LLM configures the language model client.
 	LLM llm.Config `yaml:"llm"`
-	// STT configures the speech-to-text client.
-	STT stt.Config `yaml:"stt"`
+	// STT configures the speech-to-text server URL passed to the frontend.
+	STT STT `yaml:"stt"`
 	// Jobs defines scheduled autonomous tasks.
 	Jobs []job.Config `yaml:"jobs"`
 	// Tools defines external commands available to the LLM.

internal/config/config_test.go

@@ -215,7 +215,7 @@ llm:
   url: http://localhost:8080
 
 stt:
-  timeout: "30s"
+  url: ""
 
 tts:
   url: http://localhost:8880