add Actions workflow

.github/workflows/ci.yml

@@ -0,0 +1,34 @@
+---
+name: Build
+
+on:
+  pull_request:
+    branches:
+      - '**'
+  push:
+    branches:
+      - '**'
+    tags:
+      - 'v*'
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          fetch-tags: true
+      - uses: coursier/cache-action@v6
+      - uses: coursier/setup-action@v1
+        with:
+          jvm: temurin:21
+          apps: sbt
+      - name: Execute tests
+        shell: bash
+        run: |
+          sbt +test

.github/workflows/deps.yml

@@ -0,0 +1,27 @@
+---
+name: Dependency Submission
+
+on:
+  push:
+    branches:
+      - 'main'
+
+permissions:
+  contents: write
+
+jobs:
+  build:
+    name: Submit Dependencies
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: coursier/cache-action@v6
+      - uses: coursier/setup-action@v1
+        with:
+          jvm: temurin:21
+          apps: sbt
+      - uses: scalacenter/sbt-dependency-submission@v2
+        with:
+          configs-ignore: >
+            scala-tool
+            compile-internal

README.md

@@ -1,4 +1,5 @@
 # Spot: Spark-OpenTelemetry
+[![Build](https://github.com/godatadriven/spot/actions/workflows/ci.yml/badge.svg)](https://github.com/godatadriven/spot/actions/workflows/ci.yml)
 
 This package connects [Apache Spark™][sp-home] to [OpenTelemetry][ot-home].