Introduce e2e tests

.github/workflows/e2e.yml

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+name: E2E
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: postgres
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+    steps:
+    #######################
+    #### Setup phases
+    #######################
+      - name: Checkout explorer-backend
+        uses: actions/checkout@v4
+      - name: Setup JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 17
+          cache: sbt
+      - name: Setup Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+      - name: Start full node
+        run: |
+          pushd e2e/docker
+          docker compose up -d
+          popd
+          SECONDS=0
+          until curl http://localhost:22973/infos/self-clique
+          do
+            if (( SECONDS > 60 ))
+            then
+               echo "Alephium full node not working after 1 min..."
+               exit 1
+            fi
+            echo "Waiting..."
+            sleep 5
+          done
+          echo "Alephium full node is up"
+      - name: Start explorer-backend
+        run: |
+          export BLOCKFLOW_HOST=127.0.0.1
+          export BLOCKFLOW_PORT=22973
+          export BLOCKFLOW_NETWORK_ID=4
+          export DB_NAME=postgres
+          sbt app/run &
+          until curl http://localhost:9090/infos
+          do
+            if (( SECONDS > 300 ))
+            then
+               echo "explorer-backend not working after 5 min..."
+               exit 1
+            fi
+            echo "Waiting..."
+            sleep 5
+          done
+          echo "explorer-backend is up"
+      #######################
+      #### Test phase
+      #######################
+      - name: Run E2E tests
+        run: |
+          cd e2e
+          npm i
+          npm run test

.gitignore

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 target
 *.mv.db
+node_modules
+coverage
+dist

e2e/docker/devnet.conf

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+# Import this mnemonic to have 4'000'000 token allocated for your addresses
+#
+# vault alarm sad mass witness property virus style good flower rice alpha viable evidence run glare pretty scout evil judge enroll refuse another lava
+
+alephium.genesis.allocations = [
+  {
+    address = "1DrDyTr9RpRsQnDnXo2YRiPzPW4ooHX5LLoqXrqfMrpQH",
+    amount = 1000000000000000000000000,
+    lock-duration = 0 seconds
+  },
+  {
+    address = "14UAjZ3qcmEVKdTo84Kwf4RprTQi86w2TefnnGFjov9xF",
+    amount = 1000000000000000000000000,
+    lock-duration = 0 seconds
+  },
+  {
+    address = "15jjExDyS8q3Wqk9v29PCQ21jDqubDrD8WQdgn6VW2oi4",
+    amount = 1000000000000000000000000,
+    lock-duration = 0 seconds
+  },
+  {
+    address = "17cBiTcWhung3WDLuc9ja5Y7BMus5Q7CD9wYBxS1r1P2R",
+    amount = 1000000000000000000000000,
+    lock-duration = 0 seconds
+  }
+]
+alephium.consensus.num-zeros-at-least-in-hash = 0
+alephium.consensus.uncle-dependency-gap-time = 0 seconds
+alephium.network.leman-hard-fork-timestamp = 0
+
+alephium.network.network-id = 4
+alephium.discovery.bootstrap = []
+alephium.wallet.locking-timeout = 99999 minutes
+alephium.mempool.auto-mine-for-dev = true
+alephium.node.event-log.enabled=true
+alephium.node.event-log.index-by-tx-id = true
+alephium.node.event-log.index-by-block-hash = true
+
+alephium.network.rest-port = 22973
+alephium.network.ws-port = 21973
+alephium.network.miner-api-port = 20973
+alephium.api.network-interface = "0.0.0.0"
+alephium.api.api-key-enabled = false
+alephium.mining.api-interface = "0.0.0.0"
+alephium.network.bind-address  = "0.0.0.0:19973"
+alephium.network.internal-address  = "alephium:19973"
+alephium.network.coordinator-address  = "alephium:19973"
+
+# arbitrary mining addresses
+alephium.mining.miner-addresses = [
+"1FsroWmeJPBhcPiUr37pWXdojRBe6jdey9uukEXk1TheA",
+"1CQvSXsmM5BMFKguKDPpNUfw1idiut8UifLtT8748JdHc",
+"193maApeJWrz9GFwWCfa982ccLARVE9Y1WgKSJaUs7UAx",
+"16fZKYPCZJv2TP3FArA9FLUQceTS9U8xVnSjxFG9MBKyY"
+]

e2e/docker/docker-compose.yml

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+version: "3.9"
+
+services:
+  alephium:
+    image: alephium/alephium:v2.12.1
+    restart: unless-stopped
+    ports:
+      - 19973:19973/tcp
+      - 19973:19973/udp
+      - 127.0.0.1:20973:20973
+      - 127.0.0.1:21973:21973
+      - 127.0.0.1:22973:22973
+    environment:
+      - ALEPHIUM_LOG_LEVEL=DEBUG
+      - ALEPHIUM_ENABLE_DEBUG_LOGGING=true
+    security_opt:
+      - no-new-privileges:true
+    volumes:
+      - ./devnet.conf:/alephium-home/.alephium/user.conf
+    healthcheck:
+      test: curl --fail http://127.0.0.1:22973/wallets || exit 1
+      interval: 3s
+      retries: 10
+      timeout: 45s

e2e/jest-config.json

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+{
+  "transform": {
+    "^.+\\.(t|j)sx?$": "ts-jest"
+  },
+  "testMatch": ["**/(src|test)/**/*.test.ts"],
+  "moduleFileExtensions": ["ts", "tsx", "js", "jsx", "json", "node"],
+  "collectCoverage": true,
+  "coverageDirectory": "./coverage/",
+  "collectCoverageFrom": ["lib/**/*.ts"]
+}
+
+