Wrap sample CAN data in markdown

.gitattributes

@@ -0,0 +1 @@
+installer/startup-data-loader/data/*.csv binary

.github/workflows/docker-build.yml

@@ -21,7 +21,7 @@ jobs:
       run: |
         cd installer
         docker compose config
-        docker compose -f docker-compose.no-slack.yml config
+        docker compose -f docker-compose.yml config
 
   build-and-push:
     runs-on: ubuntu-latest
@@ -32,7 +32,7 @@ jobs:
 
     strategy:
       matrix:
-        service: [car-to-influx, slackbot, lappy, startup-data-loader, file-uploader]
+        service: [slackbot, lappy, startup-data-loader, file-uploader]
 
     steps:
     - name: Checkout code
@@ -82,12 +82,14 @@ jobs:
     - name: Create .env file for testing
       run: |
         cd installer
-        echo "INFLUXDB_TOKEN=test-token-for-ci" > .env
+        cp .env.example .env
 
     - name: Pull pre-built images
       run: |
-        docker pull influxdb:2
+        docker pull influxdb:3.5.0-core
+        docker pull influxdata/influxdb3-ui:1.3.0
         docker pull grafana/grafana
+        docker pull telegraf:1.30
         docker pull nginx:alpine
 
     - name: Build test images
@@ -103,8 +105,8 @@ jobs:
     - name: Test container startup (quick smoke test)
       run: |
         cd installer
-        # Start only the core services for a quick test
-        timeout 30s docker compose up influxdb2 grafana frontend || true
+        # Start core monitoring stack to ensure compose wiring is valid
+        timeout 60s docker compose up influxdb3 influxdb3-explorer grafana frontend || true
         # Check if containers started (even if they exit quickly)
         docker compose ps
 
@@ -119,4 +121,4 @@ jobs:
     - name: Clean up Docker resources
       run: |
         docker system prune -f
-        docker image prune -f
+        docker image prune -f

.gitignore

@@ -178,8 +178,12 @@ cython_debug/
 car-to-influx/testing_data/cleaned_can.csv
 
 /.vscode
+# CSV samples and generated telemetry
+*.csv
 # /installer/startup-data-loader/data
-/installer/startup-data-loader/data
+/installer/startup-data-loader/data/*
+!/installer/startup-data-loader/data/2024-01-01-00-00-00.csv.md
+!/installer/startup-data-loader/data/README.md
 /data
 installer/startup-data-loader/can_metrics.out
 installer/startup-data-loader/load_data_progress.json