Use patch instead of quilt for the nginx patch

packages.yml

@@ -10,7 +10,7 @@ packages:
       - patch_dir: patches/adcli
         target_dir: debian
   - name: nginx
-    patch_dir: patches/nginx
+    patch: patches/nginx/00-add-module.patch
     changelog: Add libnginx-mod-http-shibboleth
     additional_content:
       - git_url: "https://github.com/nginx-shib/nginx-http-shibboleth.git"

scripts/build.py

@@ -25,6 +25,7 @@ EXTRACT_PATTERN = (r"extracting (?P<name>{pkg_name}) in (?P<dir>{pkg_name}-{vers
 
 
 def run_checked(command, **kwargs):
+    print(command)
     try:
         result = sp.run(
             command, check=True,
@@ -79,6 +80,9 @@ def build_package(repo_dir, package_dir, name,
                     abs_patch_dir = os.path.join(
                         repo_dir, content["patch_dir"])
                     apply_patches(abs_patch_dir)
+                if "patch" in content:
+                    abs_patch_dir = os.path.join(repo_dir, content["patch"])
+                    run_checked(["patch", "-d", ".", "-p0", abs_patch_dir])
                 elif "git_url" in content:
                     run_checked(["git", "clone", content["git_url"]])
                 elif "copy" in content: