Add devcontainer file which allows working with a docker development container from within Visual Studio Code

.devcontainer/.devcontainer.json

@@ -0,0 +1,30 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// taken from: https://github.com/devcontainers/templates/tree/main/src/rust
+{
+	"name": "Rust",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/rust:1-1-bullseye",
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+
+	// Configure tool-specific properties.
+	"customizations": {
+		// Configure properties specific to VS Code.
+		"vscode": {
+			"settings": {},
+			"extensions": [
+				"streetsidesoftware.code-spell-checker"
+			]
+		}
+	}
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "rustc --version",
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

src/modules/filesystem_scan.rs

@@ -248,7 +248,7 @@ pub fn scan_path (
 // scan a file
 fn scan_file(rules: &Rules, file_handle: &File, scan_config: &ScanConfig, ext_vars: &ExtVars) -> ArrayVec<YaraMatch, 100> {
     // Preparing the external variables
-    // Preparing the scanner
+    // Preparing the scanner using yara crate
     let mut scanner = rules.scanner().unwrap();
     scanner.set_timeout(10);
     scanner.define_variable("filename", ext_vars.filename.as_str()).unwrap();

src/modules/process_check.rs

@@ -26,7 +26,7 @@ pub fn scan_processes(compiled_rules: &Rules, scan_config: &ScanConfig) ->() {
         // Matches (all types)
         let mut proc_matches = ArrayVec::<GenMatch, 100>::new();
         // ------------------------------------------------------------
-        // YARA scanning
+        // YARA scanning via crate
         let yara_matches = compiled_rules.scan_process(pid, 30);
         log::trace!("YARA Scan result for PID: {} PROC_NAME: {} RESULT: {:?}", pid, proc_name, yara_matches);
         match &yara_matches {