pass keywords to transcription adapters for spelling hints

internal/transcriber/adapter_openai.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"fmt"
 	"log"
+	"strings"
 	"time"
 
 	"github.com/sashabaranov/go-openai"
@@ -43,6 +44,11 @@ func (a *OpenAIAdapter) Transcribe(ctx context.Context, audioData []byte) (strin
 		Language: a.config.Language,
 	}
 
+	// Add keywords as initial_prompt to help with spelling hints
+	if len(a.config.Keywords) > 0 {
+		req.Prompt = strings.Join(a.config.Keywords, ", ")
+	}
+
 	start := time.Now()
 	resp, err := a.client.CreateTranscription(ctx, req)
 	duration := time.Since(start)