feat(linter): Fix govet linter

pkg/tools/edit.go

@@ -72,7 +72,7 @@ func (t *EditFileTool) Execute(ctx context.Context, args map[string]any) *ToolRe
 		return ErrorResult(err.Error())
 	}
 
-	if _, err := os.Stat(resolvedPath); os.IsNotExist(err) {
+	if _, err = os.Stat(resolvedPath); os.IsNotExist(err) {
 		return ErrorResult(fmt.Sprintf("file not found: %s", path))
 	}
 

pkg/tools/filesystem.go

@@ -34,17 +34,19 @@ func validatePath(path, workspace string, restrict bool) (string, error) {
 			return "", fmt.Errorf("access denied: path is outside the workspace")
 		}
 
+		var resolved string
 		workspaceReal := absWorkspace
-		if resolved, err := filepath.EvalSymlinks(absWorkspace); err == nil {
+		if resolved, err = filepath.EvalSymlinks(absWorkspace); err == nil {
 			workspaceReal = resolved
 		}
 
-		if resolved, err := filepath.EvalSymlinks(absPath); err == nil {
+		if resolved, err = filepath.EvalSymlinks(absPath); err == nil {
 			if !isWithinWorkspace(resolved, workspaceReal) {
 				return "", fmt.Errorf("access denied: symlink resolves outside workspace")
 			}
 		} else if os.IsNotExist(err) {
-			if parentResolved, err := resolveExistingAncestor(filepath.Dir(absPath)); err == nil {
+			var parentResolved string
+			if parentResolved, err = resolveExistingAncestor(filepath.Dir(absPath)); err == nil {
 				if !isWithinWorkspace(parentResolved, workspaceReal) {
 					return "", fmt.Errorf("access denied: symlink resolves outside workspace")
 				}

pkg/tools/i2c_linux.go

@@ -182,7 +182,7 @@ func (t *I2CTool) readDevice(args map[string]any) *ToolResult {
 		if reg < 0 || reg > 255 {
 			return ErrorResult("register must be between 0x00 and 0xFF")
 		}
-		_, err := syscall.Write(fd, []byte{byte(reg)})
+		_, err = syscall.Write(fd, []byte{byte(reg)})
 		if err != nil {
 			return ErrorResult(fmt.Sprintf("failed to write register 0x%02x: %v", reg, err))
 		}