Publish build-timings info (#8032)

Author: smklein

.github/buildomat/build-and-test.sh

@@ -45,7 +45,7 @@ ptime -m bash ./tools/install_builder_prerequisites.sh -y
 # Write a machine-readable file with information about our build environment for
 # later analysis of test results.
 #
-jq --null-input >/work/environment.json \
+jq --null-input > "$OUTPUT_DIR/environment.json" \
     --arg bmat_factory_name "$(bmat factory name)" \
     --arg bmat_factory_private "$(bmat factory private)" \
     '{

.github/buildomat/jobs/build-and-test-helios.sh

@@ -25,5 +25,9 @@
 #: name = "environment.json"
 #: from_output = "/work/environment.json"
 #:
+#: [[publish]]
+#: series = "build-info-helios"
+#: name = "crate-build-timings.json"
+#: from_output = "/work/crate-build-timings.json"
 
 exec .github/buildomat/build-and-test.sh illumos

.github/buildomat/jobs/build-and-test-linux.sh

@@ -25,6 +25,11 @@
 #: name = "environment.json"
 #: from_output = "/work/environment.json"
 #:
+#: [[publish]]
+#: series = "build-info-linux"
+#: name = "crate-build-timings.json"
+#: from_output = "/work/crate-build-timings.json"
+
 
 sudo apt-get install -y jq
 exec .github/buildomat/build-and-test.sh linux