xetex: add page (#6321)

pages/common/xetex.md

@@ -0,0 +1,16 @@
+# xetex
+
+> Compile a PDF document from XeTeX source files.
+> More information: <https://www.tug.org/xetex/>.
+
+- Compile a PDF document:
+
+`xetex {{source.tex}}`
+
+- Compile a PDF document, specifying an output directory:
+
+`xetex -output-directory={{path/to/directory}} {{source.tex}}`
+
+- Compile a PDF document, exiting if errors occur:
+
+`xetex -halt-on-error {{source.tex}}`