fixup: drop slack notification code

ingest/README.md

@@ -80,22 +80,20 @@ Do the following to include sequences from static FASTA files.
 ## Configuration
 
 Configuration takes place in `defaults/config.yaml` by default.
-Optional configs for uploading files and Slack notifications are in `defaults/optional.yaml`.
+Optional configs for uploading files are in `build-configs/nextstrain-automation/config.yaml`.
 
 ### Environment Variables
 
-The complete ingest pipeline with AWS S3 uploads and Slack notifications uses the following environment variables:
+The complete ingest pipeline with AWS S3 uploads uses the following environment variables:
 
 #### Required
 
 - `AWS_ACCESS_KEY_ID`
 - `AWS_SECRET_ACCESS_KEY`
-- `SLACK_TOKEN`
-- `SLACK_CHANNELS`
 
 #### Optional
 
-These are optional environment variables used in our automated pipeline for providing detailed Slack notifications.
+These are optional environment variables used in our automated pipeline.
 
 - `GITHUB_RUN_ID` - provided via [`github.run_id` in a GitHub Action workflow](https://docs.github.com/en/actions/learn-github-actions/contexts#github-context)
 - `AWS_BATCH_JOB_ID` - provided via [AWS Batch Job environment variables](https://docs.aws.amazon.com/batch/latest/userguide/job_env_vars.html)

ingest/Snakefile

@@ -6,8 +6,6 @@ min_version(
 
 configfile: "defaults/config.yaml"
 
-send_slack_notifications = config.get("send_slack_notifications", False)
-
 serotypes = ['all', 'denv1', 'denv2', 'denv3', 'denv4']
 
 def _get_all_targets(wildcards):
@@ -34,18 +32,6 @@ def _get_all_targets(wildcards):
                 )
             )
 
-    # Add additional targets for Nextstrain's internal Slack notifications
-    if send_slack_notifications:
-        all_targets.extend(
-            [
-                "data/notify/genbank-record-change.done",
-                "data/notify/metadata-diff.done",
-            ]
-        )
-
-    if config.get("trigger_rebuild", False):
-        all_targets.append("data/trigger/rebuild.done")
-
     return all_targets
 
 

ingest/build-configs/nextstrain-automation/upload.smk

@@ -12,11 +12,6 @@ The rule `upload_all` can be used as a target to upload all files.
 """
 import os
 
-slack_envvars_defined = "SLACK_CHANNELS" in os.environ and "SLACK_TOKEN" in os.environ
-send_notifications = (
-    config.get("send_slack_notifications", False) and slack_envvars_defined
-)
-
 
 rule upload_to_s3:
     input: