fix(redpanda): UNIX path for target file when copying files into container with Redpanda (which is Linux based) to run correctly when host OS is Windows.

Signed-off-by: Marat Abrarov <abrarov@gmail.com>

Author: mabrarov

modules/redpanda/redpanda.go

@@ -176,7 +176,7 @@ func Run(ctx context.Context, img string, opts ...testcontainers.ContainerCustom
 		},
 		testcontainers.ContainerFile{
 			Reader:            bytes.NewReader(bootstrapConfig),
-			ContainerFilePath: filepath.Join(redpandaDir, bootstrapConfigFile),
+			ContainerFilePath: filepath.ToSlash(filepath.Join(redpandaDir, bootstrapConfigFile)),
 			FileMode:          600,
 		},
 	)
@@ -186,12 +186,12 @@ func Run(ctx context.Context, img string, opts ...testcontainers.ContainerCustom
 		req.Files = append(req.Files,
 			testcontainers.ContainerFile{
 				Reader:            bytes.NewReader(settings.cert),
-				ContainerFilePath: filepath.Join(redpandaDir, certFile),
+				ContainerFilePath: filepath.ToSlash(filepath.Join(redpandaDir, certFile)),
 				FileMode:          600,
 			},
 			testcontainers.ContainerFile{
 				Reader:            bytes.NewReader(settings.key),
-				ContainerFilePath: filepath.Join(redpandaDir, keyFile),
+				ContainerFilePath: filepath.ToSlash(filepath.Join(redpandaDir, keyFile)),
 				FileMode:          600,
 			},
 		)
@@ -224,7 +224,7 @@ func Run(ctx context.Context, img string, opts ...testcontainers.ContainerCustom
 		return c, err
 	}
 
-	err = ctr.CopyToContainer(ctx, nodeConfig, filepath.Join(redpandaDir, "redpanda.yaml"), 0o600)
+	err = ctr.CopyToContainer(ctx, nodeConfig, filepath.ToSlash(filepath.Join(redpandaDir, "redpanda.yaml")), 0o600)
 	if err != nil {
 		return c, fmt.Errorf("copy to container: %w", err)
 	}