Update axelar build bytecode and produce static binary (#23)

chains.yaml

@@ -22,19 +22,31 @@
   github-organization: axelarnetwork
   github-repo: axelar-core
   language: go
-  build-target: build
   binaries:
     - bin/axelard
   pre-build: |
-    git clone https://github.com/axelarnetwork/solidity-cgp-gateway.git
-    cd solidity-cgp-gateway
-    git checkout v2.1.0
-    apk add --update npm jq
+    set -eux
+    apk add --update nodejs npm jq py3-pip
+    git clone -b v4.3.0 --single-branch https://github.com/axelarnetwork/axelar-cgp-solidity.git
+    cd axelar-cgp-solidity
     npm ci
-    npm run build:prod
-    mv build/* ../contract-artifacts/gateway/
+    npm run build
+    npm run flatten
+    mkdir -p ../contract-artifacts/gateway
+    mv artifacts/* ../contract-artifacts/
     cd ..
-    bash scripts/populate-bytecode.sh
+    make generate
+    VERSION=$(echo $(git describe --tags) | sed 's/^v//')
+    COMMIT=$(git log -1 --format='%H')
+    BUILD_TAGS=muslc
+    LDFLAGS="$LDFLAGS -X github.com/cosmos/cosmos-sdk/version.Name=axelar \
+      -X github.com/cosmos/cosmos-sdk/version.AppName=axelard \
+      -X github.com/cosmos/cosmos-sdk/version.Version=$VERSION \
+      -X "github.com/cosmos/cosmos-sdk/version.BuildTags=$BUILD_TAGS" \
+      -X github.com/cosmos/cosmos-sdk/version.Commit=$COMMIT"
+    go build -o ./bin/axelard -mod=readonly -tags "$BUILD_TAGS" -ldflags "$LDFLAGS" ./cmd/axelard
+  platforms:
+    - linux/amd64
 
 # Basilisk
 - name: basilisk