misc: basic stuff: README, docker-compose, dependabot, workflow (#1)

Signed-off-by: Stephan Renatus <stephan@styra.com>

Author: srenatus

.github/dependabot.yml

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+version: 2
+updates:
+  - package-ecosystem: "npm"
+    directory: "."
+    schedule:
+      interval: "daily"
+    open-pull-requests-limit: 10

.github/workflows/pull-request.yaml

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+name: CI
+
+on:
+  workflow_dispatch: {}
+  pull_request: {}
+  push:
+    branches:
+      - main
+
+env:
+  NODE_VERSION: '20.x'
+
+# When a new revision is pushed to a PR, cancel all in-progress CI runs for that
+# PR. See https://docs.github.com/en/actions/using-jobs/using-concurrency
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  checks:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+      - name: Install dependencies
+        run: npm ci
+      - name: docker compose up (smoke test)
+        run: |
+          docker compose up --build --quiet-pull --wait --wait-timeout 300

Caddyfile

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+{
+	debug
+}
+:3000 {
+	# proxy API requests to EOPA (managed via docker-compose)
+	handle /v1/* {
+		reverse_proxy http://eopa:8181
+	}
+
+	handle {
+		root * /usr/share/caddy
+		try_files {path} /
+		file_server
+	}
+}

Dockerfile

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+FROM node:20-slim AS base
+COPY . /app
+WORKDIR /app
+
+FROM base AS build
+COPY --from=datacatering/duckdb:v1.1.3 /duckdb /usr/local/bin/duckdb
+RUN --mount=type=cache,id=npm-data-playground,target=/npm/store npm ci
+ENV OBSERVABLE_TELEMETRY_DISABLE=true
+RUN npm run build
+
+FROM caddy:latest
+EXPOSE 3000
+COPY --from=build /app/dist /usr/share/caddy
+COPY Caddyfile /etc/caddy/Caddyfile

README.md

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+# Rego Data Filtering Playground
+
+This is a simple dashboard to demonstrate the data filtering capabilities
+we're working on in the Enterprise OPA Platform.
+
+
+## Getting started
+
+1. Clone the repo
+2. `docker compose up --build` (expects an EOPA_LICENSE_KEY env var)
+3. Go to http://localhost:3000

docker-compose.yaml

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+services:
+  playground:
+    build: .
+    ports:
+      - "3000:3000"
+    depends_on:
+      - eopa
+
+  eopa:
+    image: ghcr.io/styrainc/enterprise-opa:edge
+    pull_policy: always # better when using :edge
+    ports:
+      - "8181:8181"
+    command:
+      - run
+      - --server
+      - --addr=:8181
+      - --log-level=debug
+      - --no-license-fallback
+    environment:
+      EOPA_LICENSE_KEY: ${EOPA_LICENSE_KEY}