chore: switch docs to static s3 site (#8)

.github/workflows/docs.yml

@@ -1,10 +1,14 @@
-name: Build and Deploy Crate Docs to Vercel
+name: Build and Serve Crate Docs
 
 on:
   push:
     branches: [main]
     tags:
       - v*.*.*
+  pull_request:
+    branches: [main]
+    paths:
+      - ".github/workflows/docs.yml"
 
 jobs:
   docs:
@@ -26,18 +30,15 @@ jobs:
           # taken from https://github.com/paradigmxyz/reth/blob/main/.github/workflows/book.yml
           RUSTDOCFLAGS: --enable-index-page -Zunstable-options
 
-      # TODO: make a special tag for doc commit when pushing v*.*.* tags
-
-      - name: Install Vercel CLI
-        run: npm install -g vercel
+      - name: Install s5cmd
+        run: |
+          source ci/scripts/utils.sh
+          install_s5cmd
 
-      - name: Deploy to Vercel
+      # TODO: store versioned copy of docs when new v*.*.* tag is pushed
+      - name: Sync static S3 bucket
         env:
-          VERCEL_TOKEN: ${{ secrets.VERCEL_TOKEN }} # Token stored in GitHub Secrets
-          VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
-          VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
+          S3_BUCKET: ${{ vars.CRATE_DOCS_S3_BUCKET }}
         run: |
           cd target/doc
-          mkdir .vercel
-          echo "{\"projectId\":\"$VERCEL_PROJECT_ID\",\"orgId\":\"$VERCEL_ORG_ID\"}" > .vercel/project.json
-          vercel --prod --token $VERCEL_TOKEN
+          s5cmd sync . s3://${S3_BUCKET%/}/static/

ci/scripts/utils.sh

@@ -0,0 +1,27 @@
+install_s5cmd() {
+    arch=$(uname -m)
+    case $arch in
+    arm64|aarch64)
+        S5CMD_BIN="s5cmd_2.2.2_linux_arm64.deb"
+        ;;
+    x86_64|amd64)
+        S5CMD_BIN="s5cmd_2.2.2_linux_amd64.deb"
+        ;;
+    *)
+        echo "Unsupported architecture: $arch"
+        exit 1
+        ;;
+    esac
+
+    echo "Checking s5cmd"
+    if type s5cmd &>/dev/null; then
+        echo "s5cmd was installed."
+    else
+        TMP_DIR=/tmp/s5cmd
+        rm -rf $TMP_DIR
+        mkdir $TMP_DIR
+        echo "s5cmd was not installed. Installing.."
+        wget "https://github.com/peak/s5cmd/releases/download/v2.2.2/${S5CMD_BIN}" -P $TMP_DIR
+        sudo dpkg -i "${TMP_DIR}/${S5CMD_BIN}"
+    fi
+}