Move StartTime initialization to application startup hook

- Remove StartTime initialization from globals.New()
- Add setupGlobals function in app.go to set StartTime during fx OnStart
- Simplify globals package to be just a key/value store
- Remove fx dependencies from globals test

internal/database/chunks_ext.go

@@ -0,0 +1,38 @@
+package database
+
+import (
+	"context"
+	"fmt"
+)
+
+func (r *ChunkRepository) List(ctx context.Context) ([]*Chunk, error) {
+	query := `
+		SELECT chunk_hash, sha256, size
+		FROM chunks
+		ORDER BY chunk_hash
+	`
+
+	rows, err := r.db.conn.QueryContext(ctx, query)
+	if err != nil {
+		return nil, fmt.Errorf("querying chunks: %w", err)
+	}
+	defer CloseRows(rows)
+
+	var chunks []*Chunk
+	for rows.Next() {
+		var chunk Chunk
+
+		err := rows.Scan(
+			&chunk.ChunkHash,
+			&chunk.SHA256,
+			&chunk.Size,
+		)
+		if err != nil {
+			return nil, fmt.Errorf("scanning chunk: %w", err)
+		}
+
+		chunks = append(chunks, &chunk)
+	}
+
+	return chunks, rows.Err()
+}

internal/database/database.go

@@ -141,3 +141,8 @@ func (db *DB) createSchema(ctx context.Context) error {
 	_, err := db.conn.ExecContext(ctx, schema)
 	return err
 }
+
+// NewTestDB creates an in-memory SQLite database for testing
+func NewTestDB() (*DB, error) {
+	return New(context.Background(), ":memory:")
+}

internal/database/file_chunks.go

@@ -78,3 +78,8 @@ func (r *FileChunkRepository) DeleteByPath(ctx context.Context, tx *sql.Tx, path
 
 	return nil
 }
+
+// GetByFile is an alias for GetByPath for compatibility
+func (r *FileChunkRepository) GetByFile(ctx context.Context, path string) ([]*FileChunk, error) {
+	return r.GetByPath(ctx, path)
+}

internal/database/files.go

@@ -143,3 +143,49 @@ func (r *FileRepository) Delete(ctx context.Context, tx *sql.Tx, path string) er
 
 	return nil
 }
+
+func (r *FileRepository) ListByPrefix(ctx context.Context, prefix string) ([]*File, error) {
+	query := `
+		SELECT path, mtime, ctime, size, mode, uid, gid, link_target
+		FROM files
+		WHERE path LIKE ? || '%'
+		ORDER BY path
+	`
+
+	rows, err := r.db.conn.QueryContext(ctx, query, prefix)
+	if err != nil {
+		return nil, fmt.Errorf("querying files: %w", err)
+	}
+	defer CloseRows(rows)
+
+	var files []*File
+	for rows.Next() {
+		var file File
+		var mtimeUnix, ctimeUnix int64
+		var linkTarget sql.NullString
+
+		err := rows.Scan(
+			&file.Path,
+			&mtimeUnix,
+			&ctimeUnix,
+			&file.Size,
+			&file.Mode,
+			&file.UID,
+			&file.GID,
+			&linkTarget,
+		)
+		if err != nil {
+			return nil, fmt.Errorf("scanning file: %w", err)
+		}
+
+		file.MTime = time.Unix(mtimeUnix, 0)
+		file.CTime = time.Unix(ctimeUnix, 0)
+		if linkTarget.Valid {
+			file.LinkTarget = linkTarget.String
+		}
+
+		files = append(files, &file)
+	}
+
+	return files, rows.Err()
+}