fix(widget): add docker container healthcheck for widget web

apps/web/Dockerfile

@@ -42,6 +42,7 @@ USER 1000
 WORKDIR /app
 
 COPY --chown=1000:1000 --from=builder /usr/src/app/apps/web/env.sh /app/env.sh
+COPY --chown=1000:1000 --from=builder /usr/src/app/apps/web/healthchecks/web-healthcheck.mjs /app/healthchecks/web-healthcheck.mjs
 
 COPY --chown=1000:1000 --from=builder /usr/src/app/apps/web/build /app/build
 COPY --chown=1000:1000 --from=builder /usr/src/app/apps/web/.env.sample /app/.env.sample

apps/web/healthchecks/web-healthcheck.mjs

@@ -0,0 +1,45 @@
+/**
+ * WARN:
+ * Ensure we always return exit code 0 or exit code 1 as these are the defaults docker healthcheck can currently handle
+ */
+
+/**
+ * NOTE: This should be the port used inside the container.
+ * Pass in the port to the script via argv or use default
+ */
+const port = process.argv[2] ?? 4200;
+
+// Assemble Webserver Url
+const webServerUrl = `http://127.0.0.1:${port}`;
+
+/**
+ * Healthcheck for the `web` docker container
+ *
+ * Runs a fetch request and evaluats the response code
+ */
+async function webHealthcheck() {
+  try {
+    const response = await fetch(webServerUrl);
+
+    if (response.status === 200) {
+      const successMessage = `Healthcheck passed for 'web' container at ${webServerUrl}`;
+
+      process.stdout.write(successMessage);
+
+      process.exit(0);
+    }
+
+    process.stderr.write(`Unexpected response status: ${response.status}`);
+
+    process.exit(1);
+  } catch (error) {
+    const errorMessage = `Healthcheck failed for 'web' container at ${webServerUrl}`;
+
+    process.stdout.write(errorMessage + error);
+
+    process.exit(1);
+  }
+}
+
+// Run Healthcheck
+webHealthcheck();

docker/community/docker-compose.yml

@@ -9,6 +9,12 @@ services:
       options:
         max-size: '50m'
         max-file: '5'
+    healthcheck:
+      test: ['CMD', 'redis-cli', 'ping']
+      interval: 30s
+      timeout: 5s
+      retries: 3
+      start_period: 10s
 
   mongodb:
     image: mongo:8.0.3
@@ -28,6 +34,16 @@ services:
       - mongodb:/data/db
     ports:
       - 27017:27017
+    healthcheck:
+      test:
+        [
+          'CMD-SHELL',
+          "echo 'db.runCommand({ ping: 1 }).ok' | mongosh mongodb://${MONGO_INITDB_ROOT_USERNAME}:${MONGO_INITDB_ROOT_PASSWORD}@127.0.0.1:27017/admin --quiet",
+        ]
+      interval: 30s
+      timeout: 10s
+      retries: 5
+      start_period: 60s
 
   api:
     image: 'ghcr.io/novuhq/novu/api:2.1.1'
@@ -158,7 +174,17 @@ services:
       REACT_APP_WS_URL: ${REACT_APP_WS_URL}
     ports:
       - 4200:4200
-    command: ['/bin/sh', '-c', 'pnpm run envsetup:docker && pnpm run start:static:build']
+    command:
+      [
+        '/bin/sh',
+        '-c',
+        'pnpm run envsetup:docker && pnpm run start:static:build',
+      ]
+    healthcheck:
+      test: [CMD-SHELL, 'node ./healthchecks/web-healthcheck.mjs']
+      interval: 5s
+      timeout: 5s
+      retries: 3
 
 volumes:
   mongodb: ~