test: add git push smoke test

Signed-off-by: Xe Iaso <me@xeiaso.net>

test/git-push/test.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+
+set -eo pipefail
+
+export VERSION=$GITHUB_COMMIT-test
+export KO_DOCKER_REPO=ko.local
+
+set -u
+
+(
+  cd ../.. && \
+  ko build --platform=all --base-import-paths --tags="latest" --image-user=1000 --image-annotation="" --image-label="" ./cmd/anubis -L
+)
+
+rm -rf ./var/repos ./var/foo
+mkdir -p ./var/repos
+
+(cd ./var/repos && git init --bare foo.git && cd foo.git && git config http.receivepack true)
+
+docker compose up -d
+
+sleep 2
+
+(
+  cd var && \
+  mkdir foo && \
+  cd foo && \
+  git init && \
+  touch README && \
+  git add . && \
+  git commit -sm "initial commit" && \
+  git push http://localhost:3000/git/foo.git
+)
+
+docker compose down