Clipboard integration (#17)

* Clipboard source/destination integration

* Docs update

Cargo.toml

@@ -60,6 +60,7 @@ rand = "0.8"
 pdfium-render = { version = "0.8", features = ["thread_safe", "image"], optional = true }
 image = "0.25"
 bytes = { version = "1" }
+arboard = { version = "3", features = ["image"] }
 
 
 [dev-dependencies]

README.md

@@ -20,6 +20,7 @@ Google Cloud Platform's DLP API.
     * Google Cloud Storage (GCS)
     * Amazon Simple Storage Service (S3)
     * Zip files
+    * Clipboard (text content and images)
 * **DLP Integration:**
     * [Google Cloud Platform DLP](https://cloud.google.com/security/products/dlp?hl=en) for accurate and customizable
       redaction for:
@@ -217,6 +218,12 @@ Override media types based on filenames:
 redacter cp --mime-override "text/plain=*.bin" ...
 ```
 
+Redact an image from clipboard:
+
+```sh
+redacter cp clipboard:// tmp/image/ ...
+```
+
 ## List (LS) command
 
 For convenience, the tool also supports listing files in the source directory so you can see what files will be copied:

src/errors.rs

@@ -1,5 +1,6 @@
 use gcloud_sdk::tonic::metadata::errors::InvalidMetadataValue;
 use indicatif::style::TemplateError;
+use std::time::SystemTimeError;
 use thiserror::Error;
 
 #[derive(Error, Debug)]
@@ -38,6 +39,10 @@ pub enum AppError {
     PdfiumError(#[from] pdfium_render::prelude::PdfiumError),
     #[error("Image conversion error: {0}")]
     ImageError(#[from] image::ImageError),
+    #[error("Clipboard error: {0}")]
+    ClipboardError(#[from] arboard::Error),
+    #[error("SystemTimeError: {0}")]
+    SystemTimeError(#[from] SystemTimeError),
     #[error("System error: {message}")]
     SystemError { message: String },
 }