config: the blocks nested under voice move with it (V-410)

WorkerConfig, TtsConfig, EmbedderConfig, WeatherConfig and ToolConfig. None of
them is reachable except through a voice block, so they read better beside it.

internal/config/config.go

@@ -327,22 +327,6 @@ type QuietHoursConfig struct {
 	End   string `json:"end,omitempty"`   // "HH:MM" local time, e.g. "08:00"
 }
 
-// WeatherConfig configures the weather provider for voice queries.
-type WeatherConfig struct {
-	Provider        string `json:"provider,omitempty"`         // "open-meteo" or "" → stub
-	DefaultLocation string `json:"default_location,omitempty"` // e.g. "Moscow"
-}
-
-// ToolConfig — one enabled tool. Name is the spoken verb ("restart"); Cmd is
-// the fixed argv prefix (["systemctl","restart"]); Destructive marks acts that
-// must not fire from the voice path (they need a confirm on an authed surface).
-type ToolConfig struct {
-	Name        string   `json:"name"`
-	Scope       string   `json:"scope,omitempty"`
-	Cmd         []string `json:"cmd"`
-	Destructive bool     `json:"destructive,omitempty"`
-}
-
 // DigestConfig — notification batching / digest mode. When enabled, eligible
 // nudges (severity ≤ SeverityCeiling) are queued in memory instead of sent
 // immediately. Every Window duration (or when MaxItems reached), the queue is
@@ -477,36 +461,6 @@ type PhraserConfig struct {
 	SwapModels []string `json:"swap_models,omitempty"`
 }
 
-// EmbedderConfig — paths for the ONNX multilingual embedder. The daemon
-// constructs an in-process ONNX embedder when all three paths are non-empty;
-// the router's classifier then uses real sentence embeddings instead of the
-// floor HashEmbedder stub. Model_path is the ONNX model file, tokenizer_path
-// is tokenizer.json (Unigram), lib_path is the ONNX Runtime shared library.
-type EmbedderConfig struct {
-	ModelPath     string `json:"model_path,omitempty"`
-	TokenizerPath string `json:"tokenizer_path,omitempty"`
-	LibPath       string `json:"lib_path,omitempty"`
-}
-
-// WorkerConfig — a unix-socket worker module connection. Used by Stt and
-// (via TtsConfig embedding the same fields) by Tts. Socket is the unix
-// socket path the worker module listens on (e.g.
-// /run/user/$UID/maven/stt.sock). Lang overrides the surface default for
-// this module when the user wants different langs for stt vs tts (rare).
-type WorkerConfig struct {
-	Socket string `json:"socket,omitempty"`
-	Lang   string `json:"lang,omitempty"`
-}
-
-// TtsConfig — the tts worker module connection + tts-specific Voice field
-// (a named voice when the worker supports multiple; "" ⇒ the worker's
-// configured default).
-type TtsConfig struct {
-	Socket string `json:"socket,omitempty"`
-	Lang   string `json:"lang,omitempty"`
-	Voice  string `json:"voice,omitempty"`
-}
-
 // Duration — a time.Duration that round-trips through JSON as a string
 // ("60s", "5m", "1h30m"). Plain time.Duration marshals as a nanosecond int,
 // which is unreadable in a config file; this wrapper uses ParseDuration.

internal/config/voice.go

@@ -5,6 +5,56 @@ import (
 	"time"
 )
 
+// The blocks nested under voice: the two worker seams, the embedder the
+// classifier scores with, the weather provider and the act allowlist. They live
+// here because none of them is reachable except through a voice block.
+
+// WorkerConfig — a unix-socket worker module connection. Used by Stt and
+// (via TtsConfig embedding the same fields) by Tts. Socket is the unix
+// socket path the worker module listens on (e.g.
+// /run/user/$UID/maven/stt.sock). Lang overrides the surface default for
+// this module when the user wants different langs for stt vs tts (rare).
+type WorkerConfig struct {
+	Socket string `json:"socket,omitempty"`
+	Lang   string `json:"lang,omitempty"`
+}
+
+// TtsConfig — the tts worker module connection + tts-specific Voice field
+// (a named voice when the worker supports multiple; "" ⇒ the worker's
+// configured default).
+type TtsConfig struct {
+	Socket string `json:"socket,omitempty"`
+	Lang   string `json:"lang,omitempty"`
+	Voice  string `json:"voice,omitempty"`
+}
+
+// EmbedderConfig — paths for the ONNX multilingual embedder. The daemon
+// constructs an in-process ONNX embedder when all three paths are non-empty;
+// the router's classifier then uses real sentence embeddings instead of the
+// floor HashEmbedder stub. Model_path is the ONNX model file, tokenizer_path
+// is tokenizer.json (Unigram), lib_path is the ONNX Runtime shared library.
+type EmbedderConfig struct {
+	ModelPath     string `json:"model_path,omitempty"`
+	TokenizerPath string `json:"tokenizer_path,omitempty"`
+	LibPath       string `json:"lib_path,omitempty"`
+}
+
+// WeatherConfig configures the weather provider for voice queries.
+type WeatherConfig struct {
+	Provider        string `json:"provider,omitempty"`         // "open-meteo" or "" → stub
+	DefaultLocation string `json:"default_location,omitempty"` // e.g. "Moscow"
+}
+
+// ToolConfig — one enabled tool. Name is the spoken verb ("restart"); Cmd is
+// the fixed argv prefix (["systemctl","restart"]); Destructive marks acts that
+// must not fire from the voice path (they need a confirm on an authed surface).
+type ToolConfig struct {
+	Name        string   `json:"name"`
+	Scope       string   `json:"scope,omitempty"`
+	Cmd         []string `json:"cmd"`
+	Destructive bool     `json:"destructive,omitempty"`
+}
+
 // Voice defaults, applied in normaliseVoice.
 const (
 	DefaultRouterThreshold = 0.55