Create file.md

pages/common/file.md

@@ -0,0 +1,16 @@
+# file
+
+> Determine file type
+
+- Give a description of the type of the specified file
+
+`file {{readme}}`
+`file {{python3.so.1}}`
+
+- Look inside a zipped file and determine the file type(s) inside
+
+`file -z foo.zip`
+
+- Display a quick guide to various flags that can be used
+
+`file --help`