feat: add Packit integration

.packit.yaml

@@ -0,0 +1,38 @@
+upstream_package_name: yggdrasil
+downstream_package_name: yggdrasil
+specfile_path: out/yggdrasil.spec
+
+srpm_build_deps:
+  - bash-completion
+  - gawk
+  - git-core
+  - golang
+  - meson
+  - 'pkgconfig(dbus-1)'
+  - 'pkgconfig(systemd)'
+  - rpm-build
+
+actions:
+  post-upstream-clone:
+    - mkdir out
+    - meson setup builddir -Dbuild_srpm=True -Dvendor=True -Dexamples=True
+    - meson compile srpm -C builddir
+    - bash -c 'mv builddir/dist/srpm/* out/'
+  get-current-version:
+    - awk '/^Version:/ {print $2;}' out/yggdrasil.spec
+  create-archive:
+    - bash -c 'echo out/yggdrasil-*.tar.*'
+  fix-spec-file:
+    - echo 'nothing to fix'
+
+jobs:
+  - job: copr_build
+    trigger: pull_request
+    additional_repos:
+      - "copr://@yggdrasil/latest"
+    targets:
+      - centos-stream-8
+      - centos-stream-9
+      - fedora-all
+      - rhel-8
+      - rhel-9