feat: implement the blobstream API for Celestia node

.github/workflows/go.yml

@@ -0,0 +1,35 @@
+name: Go
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+
+jobs:
+
+  build:
+    name: test
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Set up Go 1.22
+        uses: actions/setup-go@v5
+        with:
+          go-version: 1.22
+        id: go
+
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v4
+
+      - name: Get dependencies
+        run: |
+          go get -v -t -d ./...
+
+      - name: Format
+        run: diff -u <(echo -n) <(gofmt -d .)
+
+      - name: Test and Coverage
+        run: |
+          export PATH=$PATH:$(go env GOPATH)/bin
+          go test -v -coverpkg=./... -covermode=atomic -coverprofile coverage.txt ./...
+

.github/workflows/lint.yml

@@ -0,0 +1,27 @@
+name: lint
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+jobs:
+  # Runs golangci-lint over the repository
+  # This workflow is run on every pull request and push to main
+  # The `golangci` job will pass without running if no *.{go, mod, sum} files have been modified.
+  golangci:
+    name: golangci-lint
+    runs-on: ubuntu-latest
+    timeout-minutes: 4
+    steps:
+      - uses: actions/checkout@v4
+      - uses: technote-space/get-diff-action@v6
+        with:
+          SUFFIX_FILTER: |
+            .go
+            .mod
+            .sum
+      - uses: golangci/golangci-lint-action@v6
+        with:
+          version: latest
+          args: --timeout 10m
+        if: env.GIT_DIFF