notify-on-job-start/fail: replace repo_name with github_repo

Using GitHub repos by org/name pair to make scripts more generalizable.
This will also work really well with the `GITHUB_REPOSITORY` variable
available for GitHub Action workflows.

Co-authored-by: Victor Lin <13424970+victorlin@users.noreply.github.com>

notify-on-job-fail

@@ -9,15 +9,15 @@ set -euo pipefail
 
 bin="$(dirname "$0")"
 job_name="${1:?A job name is required as the first argument}"
-repo_name="${2:?A repository name is required as the second argument}"
+github_repo="${2:?A GitHub repository with owner and repository name is required as the second argument}"
 
 echo "Notifying Slack about failed ${job_name} job."
 message="❌ ${job_name} job has FAILED 😞 "
 
 if [[ -n "${AWS_BATCH_JOB_ID}" ]]; then
     message+="See AWS Batch job \`${AWS_BATCH_JOB_ID}\` (<https://console.aws.amazon.com/batch/v2/home?region=us-east-1#jobs/detail/${AWS_BATCH_JOB_ID}|link>) for error details. "
 elif [[ -n "${GITHUB_RUN_ID}" ]]; then
-    message+="See GitHub Action <https://github.com/nextstrain/${repo_name}/actions/runs/${GITHUB_RUN_ID}?check_suite_focus=true|${GITHUB_RUN_ID}> for error details. "
+    message+="See GitHub Action <https://github.com/${github_repo}/actions/runs/${GITHUB_RUN_ID}?check_suite_focus=true|${GITHUB_RUN_ID}> for error details. "
 fi
 
 "$bin"/notify-slack "$message"

notify-on-job-start

@@ -9,19 +9,19 @@ set -euo pipefail
 
 bin="$(dirname "$0")"
 job_name="${1:?A job name is required as the first argument}"
-repo_name="${2:?A repository name is required as the second argument}"
+github_repo="${2:?A GitHub repository with owner and repository name is required as the second argument}"
 build_dir="${3:-ingest}"
 
 echo "Notifying Slack about started ${job_name} job."
 message="${job_name} job has started."
 
 if [[ -n "${GITHUB_RUN_ID}" ]]; then
-  message+=" The job was submitted by GitHub Action <https://github.com/nextstrain/${repo_name}/actions/runs/${GITHUB_RUN_ID}?check_suite_focus=true|${GITHUB_RUN_ID}>."
+  message+=" The job was submitted by GitHub Action <https://github.com/${github_repo}/actions/runs/${GITHUB_RUN_ID}?check_suite_focus=true|${GITHUB_RUN_ID}>."
 fi
 
 if [[ -n "${AWS_BATCH_JOB_ID}" ]]; then
   message+=" The job was launched as AWS Batch job \`${AWS_BATCH_JOB_ID}\` (<https://console.aws.amazon.com/batch/v2/home?region=us-east-1#jobs/detail/${AWS_BATCH_JOB_ID}|link>)."
-  message+=" Follow along in your local \`${repo_name}\` repo with: "'```'"nextstrain build --aws-batch --no-download --attach ${AWS_BATCH_JOB_ID} ${build_dir}"'```'
+  message+=" Follow along in your local clone of ${github_repo} with: "'```'"nextstrain build --aws-batch --no-download --attach ${AWS_BATCH_JOB_ID} ${build_dir}"'```'
 fi
 
 "$bin"/notify-slack "$message"