pkgfile: add page (#5403)

pages/linux/pkgfile.md

@@ -0,0 +1,37 @@
+# pkgfile
+
+> Tool for searching files from packages in the official repositories on arch-based systems.
+> See also `pacman files`.
+> More information: <https://wiki.archlinux.org/index.php/Pkgfile>.
+
+- Synchronize the pkgfile database:
+
+`sudo pkgfile --update`
+
+- Search for a package that owns a specific file:
+
+`pkgfile {{filename}}`
+
+- List all files provided by a package:
+
+`pkgfile --list {{package_name}}`
+
+- List only files in the `bin` directory provided by a package:
+
+`pkgfile --list --binaries {{package_name}}`
+
+- Search for a package that owns a specific file using case insensitive matching:
+
+`pkgfile --ignorecase {{filename}}`
+
+- Search for a package that owns a specific file in the `bin` directory:
+
+`pkgfile --binary {{filename}}`
+
+- Search for a package that owns a specific file, displaying the package version:
+
+`pkgfile --verbose {{filename}}`
+
+- Search for a package that owns a specific file in a specific repository:
+
+`pkgfile --repo {{repository_name}} {{filename}}`