test: configure automated server tests (CM-968)

.env.test

@@ -0,0 +1,5 @@
+NODE_ENV=test
+DB_HOST=localhost
+DB_PORT=5434
+DB_USER=postgres
+DB_PASSWORD=example

.github/scripts/prepare-test-template-db.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+# shellcheck source=scripts/utils
+source "${REPO_ROOT}/scripts/utils"
+
+: "${DB_HOST:?DB_HOST is required}"
+: "${DB_PORT:?DB_PORT is required}"
+: "${DB_USER:?DB_USER is required}"
+: "${DB_PASSWORD:?DB_PASSWORD is required}"
+
+say "Applying Sequin bootstrap SQL..."
+docker run --rm --network host \
+  -v "${REPO_ROOT}/scripts/scaffold/sequin/postgres-docker-entrypoint-initdb.d/create-sequin-database.sql:/bootstrap.sql:ro" \
+  -e "PGPASSWORD=${DB_PASSWORD}" \
+  postgres:14-alpine \
+  psql -h "$DB_HOST" -p "$DB_PORT" -U "$DB_USER" -d postgres -v ON_ERROR_STOP=1 -f /bootstrap.sql
+
+say "Recreating test_template..."
+docker run --rm --network host \
+  -e "PGPASSWORD=${DB_PASSWORD}" \
+  postgres:14-alpine \
+  psql -h "$DB_HOST" -p "$DB_PORT" -U "$DB_USER" -d postgres -v ON_ERROR_STOP=1 \
+  -c "DROP DATABASE IF EXISTS test_template;" \
+  -c "CREATE DATABASE test_template;"
+
+say "Building flyway image..."
+docker build -t crowd_flyway -f "${REPO_ROOT}/backend/src/database/Dockerfile.flyway" "${REPO_ROOT}/backend/src/database"
+
+say "Migrating test_template..."
+docker run --rm --network host \
+  -e "PGHOST=${DB_HOST}" \
+  -e "PGPORT=${DB_PORT}" \
+  -e "PGUSER=${DB_USER}" \
+  -e "PGPASSWORD=${DB_PASSWORD}" \
+  -e PGDATABASE=test_template \
+  crowd_flyway
+
+say "Test template database ready."

.github/workflows/server-tests.yml

@@ -0,0 +1,72 @@
+name: Server Tests
+
+on:
+  pull_request:
+    # Only trigger when relevant files change to save CI minutes
+    paths-ignore:
+      - 'frontend/**'
+      - '**.md'
+      - '.gitignore'
+      - '.editorconfig'
+      - '**/.eslintrc*'
+      - '.prettierrc'
+      - '.prettierignore'
+      - 'LICENSE'
+
+# Automatically cancel in-progress runs if you push new code to the same PR
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+
+    services:
+      postgres:
+        image: postgres:14-alpine
+        command: postgres -c wal_level=logical
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: example
+          POSTGRES_DB: postgres
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd "pg_isready -U postgres"
+          --health-interval 2s
+          --health-timeout 5s
+          --health-retries 15
+
+    env:
+      NODE_ENV: test
+      DB_HOST: localhost
+      DB_PORT: 5432
+      DB_USER: postgres
+      DB_PASSWORD: example
+
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v4
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: 'pnpm'
+
+      - name: Install dependencies
+        run: pnpm i --frozen-lockfile
+
+      - name: Prepare test database
+        run: ./.github/scripts/prepare-test-template-db.sh
+
+      - name: Run server tests
+        run: pnpm test:server

backend/package.json

@@ -93,7 +93,6 @@
     "dotenv": "8.2.0",
     "dotenv-expand": "^8.0.3",
     "emoji-dictionary": "^1.0.11",
-    "erlpack": "^0.1.4",
     "express": "4.17.1",
     "express-oauth2-jwt-bearer": "^1.7.4",
     "express-rate-limit": "6.5.1",
@@ -132,7 +131,6 @@
     "uuid": "^9.0.0",
     "validator": "^13.7.0",
     "verify-github-webhook": "^1.0.1",
-    "zlib-sync": "^0.1.8",
     "zod": "^4.3.6"
   },
   "private": true,

package.json

@@ -1,12 +1,18 @@
 {
   "private": true,
   "scripts": {
-    "prepare": "husky"
+    "prepare": "husky",
+    "test": "vitest run",
+    "test:server": "vitest run --project server",
+    "test:changed": "vitest --changed",
+    "test:watch": "vitest"
   },
   "devDependencies": {
     "@commitlint/cli": "^19.8.0",
     "@commitlint/config-conventional": "^19.8.0",
-    "husky": "^9.1.7"
+    "husky": "^9.1.7",
+    "vite": "6.3.5",
+    "vitest": "4.1.7"
   },
   "packageManager": "pnpm@9.11.0+sha512.0a203ffaed5a3f63242cd064c8fb5892366c103e328079318f78062f24ea8c9d50bc6a47aa3567cabefd824d170e78fa2745ed1f16b132e16436146b7688f19b"
 }