Extract Collector Store seam

.github/pull_request_template.md

@@ -0,0 +1,4 @@
+## Checklist
+
+- [ ] `just check` passes locally.
+- [ ] After the Collector checks workflow first lands, mark `collector-checks` as required in the default branch ruleset/branch protection.

.github/workflows/checks.yml

@@ -0,0 +1,35 @@
+name: Collector checks
+
+on:
+ push:
+ branches:
+ - main
+ pull_request:
+
+permissions:
+ contents: read
+
+jobs:
+ collector-checks:
+ runs-on: ubuntu-latest
+ steps:
+ - name: Check out repository
+ uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # ref: v6
+
+ - name: Set up Python
+ uses: actions/setup-python@ece7cb06caefa5fff74198d8649806c4678c61a1 # ref: v6
+ with:
+ python-version: "3.12"
+ cache: pip
+ cache-dependency-path: |
+ backend/requirements.txt
+ backend/requirements-dev.txt
+
+ - name: Set up Just
+ uses: extractions/setup-just@53165ef7e734c5c07cb06b3c8e7b647c5aa16db3 # ref: v4
+
+ - name: Install Collector dependencies
+ run: python -m pip install -r backend/requirements.txt -r backend/requirements-dev.txt
+
+ - name: Run Collector checks
+ run: just check

Justfile

@@ -1,6 +1,10 @@
 default:
  @just --list
 
+check:
+ ruff check backend
+ python3 -m pytest -q backend/tests
+
 status:
  #!/usr/bin/env sh
  set -eu