[projects/cleanbuild] Add doc for cleanbuild shell integration

[glen]

commit 9a6e749e7554674a0dd8a1cf794618d4376d2ade
Author: Elan Ruusamäe <glen at pld-linux.org>
Date:   Wed Feb 22 21:07:31 2023 +0200

    Add doc for cleanbuild shell integration

 README.md | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/README.md b/README.md
index 6bfd4bc..b9d97e5 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,14 @@ Run cleanbuild:
 
     ./cleanbuild FHS
 
-You can create yourself alias for easier invocation from regular user:
+You can create yourself alias for easier invocation from regular user.
+Add this to your `~/.bashrc`:
 
-    alias cleanbuild='_cleanbuild() { sudo -H -u builder sh -c "cd ~/cleanbuild && ./cleanbuild $*"; }; _cleanbuild'
-    cleanbuild somepkg
+```bash
+eval "$(/path-to-cleanbuild-checkout/cleanbuild --shellcode=bash)"
+```
+
+And then:
+```bash
+cleanbuild somepkg
+```
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/projects/cleanbuild.git/commitdiff/9a6e749e7554674a0dd8a1cf794618d4376d2ade