Add slk (Slovak) language (see #140)

README.md

@@ -61,7 +61,7 @@ apt-get install ocrmypdf
 
 The `ocrmypdf` CLI can also convert single image files (`jpg`/`png`) to PDF before processing it via OCR. This mode is also supported by this app. You can read more about it in the [official docs](https://ocrmypdf.readthedocs.io/en/latest/cookbook.html#option-use-ocrmypdf-single-images-only).
 
-Also if you want to use specific **language settings** please install the corresponding `tesseract` packages.
+Also if you want to use specific **language settings** please [install the corresponding `tesseract` packages](https://ocrmypdf.readthedocs.io/en/latest/languages.html).
 
 ```bash
 # English

lib/OcrProcessors/OcrMyPdfBasedProcessor.php

@@ -45,7 +45,8 @@ abstract class OcrMyPdfBasedProcessor implements IOcrProcessor {
 		'pt' => 'por',
 		'ru' => 'rus',
 		'chi' => 'chi_sim',
-		'est' => 'est'
+		'est' => 'est',
+		'slk' => 'slk'
 	];
 
 	/** @var ICommand */

src/components/WorkflowOcr.vue

@@ -54,6 +54,7 @@ const availableLanguages = [
 	{ label: 'Russian', langCode: 'ru' },
 	{ label: 'Chinese - Simplified', langCode: 'chi' },
 	{ label: 'Estonian', langCode: 'est' },
+	{ label: 'Slovak', langCode: 'slk ' },
 ]
 
 export default {

src/test/components/WorkflowOcr.spec.js

@@ -15,9 +15,9 @@ describe('Init tests', () => {
 })
 
 describe('Language settings tests', () => {
-	test('Should have 9 languages available', () => {
+	test('Should have 10 languages available', () => {
 		const wrapper = mount(WorkflowOcr)
-		expect(wrapper.vm.availableLanguages.length).toBe(9)
+		expect(wrapper.vm.availableLanguages.length).toBe(10)
 	})
 
 	test('Should select one language', () => {