Refactor internal services to use agent-desk package structure

- Updated import paths in multiple service files to reflect the new agent-desk module.
- Added a new configuration file for agent-desk in the Docker setup.

internal/ai/rag/index_document_helpers.go

@@ -6,12 +6,13 @@ import (
 	"log/slog"
 	"time"
 
-	ragchunk "cs-ai-agent/internal/ai/rag/chunk"
-	"cs-ai-agent/internal/ai/rag/vectordb"
-	"cs-ai-agent/internal/models"
-	"cs-ai-agent/internal/pkg/enums"
+	ragchunk "agent-desk/internal/ai/rag/chunk"
+	"agent-desk/internal/ai/rag/vectordb"
+	"agent-desk/internal/models"
+	"agent-desk/internal/pkg/enums"
+
+	"agent-desk/internal/ai"
 
-	"cs-ai-agent/internal/ai"
 	"github.com/mlogclub/simple/common/strs"
 )