ci: install i18n-helpers and build IT translation

Author: avivace

.github/workflows/build-and-deploy.yml

@@ -20,6 +20,11 @@ jobs:
       with:
         mdbook-version: latest
 
+    - name: Install i18n-helpers
+      working-directory: gb-asm-tutorial/
+      run: cargo install --path i18n-helpers --locked
+      shell: bash
+
     # FIXME: Keep this up to date
     - name: Install mdbook-linkcheck
       run: | # `-L` because GitHub performs a redirection
@@ -44,6 +49,17 @@ jobs:
       run: |
         mdbook build
 
+    - name: Build IT translation
+      working-directory: gb-asm-tutorial/
+      env:
+        MDBOOK_BUILD__CREATE_MISSING: "false" # Prevent creating missing files in SUMMARY.md
+        MDBOOK_OUTPUT__LINKCHECK__COMMAND: "../mdbook-linkcheck"
+        MDBOOK_OUTPUT__LINKCHECK__OPTIONAL: "false"
+        MDBOOK_BOOK__LANGUAGE: "it"
+      run: |
+        mdbook build -d book/it
+        mv book/it/custom book/custom/it
+
     - name: Store final build
       uses: actions/upload-artifact@v2
       with: