some fixes

Signed-off-by: ale <ale@manalejandro.com>

debian/rules

@@ -2,17 +2,14 @@
 
 export DH_VERBOSE = 1
 export PYBUILD_NAME = debai
+export PYBUILD_SYSTEM = pyproject
+export PYBUILD_DESTDIR = debian/debai
 
 %:
-	dh $@ --with python3
+	dh $@ --with python3 --buildsystem=pybuild
 
 override_dh_auto_build:
 	dh_auto_build
-	# Build man pages
-	mkdir -p debian/tmp/man
-	help2man --no-info --name="AI Agent Management System" \
-		--output=debian/tmp/man/debai.1 \
-		./src/debai/cli/main.py || true
 
 override_dh_auto_install:
 	dh_auto_install
@@ -29,9 +26,6 @@ override_dh_auto_install:
 	install -D -m 644 data/config/debai.yaml \
 		debian/debai/etc/debai/config.yaml
 
-override_dh_installman:
-	dh_installman debian/tmp/man/*.1 || true
-
 override_dh_installsystemd:
 	dh_installsystemd --name=debai