minor(frontend): add tool to generate subgraph.json

packages/frontend/bin/import-subgraph.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+set -eu -o pipefail; cd "$(dirname "$0")/.."
+
+networks=$(jq -r 'keys|.[]' ../subgraph/deployments.json)
+
+# Output as: { "chainId1": "url1", "chainId2": "url2" }
+output="{}"
+
+for network in $networks; do
+  # Get url from deployments.json value of the network key
+  url=$(jq -r ".\"$network\"" ../subgraph/deployments.json)
+
+  # Get chain id from networks-more.json with key $network field chainId
+  chain_id=$(jq -r ".\"$network\".chainId" ../subgraph/networks-more.json)
+
+  # Add to output
+  output=$(jq -n --argjson output "$output" --arg chain_id "$chain_id" --arg url "$url" '$output + { ($chain_id): $url }')
+done
+
+echo "$output" > src/subgraph.json