feat: implement function to create build spec for parachain

local.json

@@ -18,7 +18,6 @@
 
   "para": {
     "acala": {
-      "id": 2000,
       "nodes": [
         {
           "name": "alice",

main.star

@@ -1,16 +1,18 @@
 parachain = import_module("./parachain/parachain.star")
 relay_chain = import_module("./relaychain/relay-chain.star")
-litentry = import_module("./parachain/litentry.star")
-clover = import_module("./parachain/clover.star")
 
 def run(plan, args):
     plan.upload_files(src = "./parachain/static_files/configs", name = "configs")
     service_details = {"relaychains": {}, "parachains": {}}
     if args["chain-type"] == "local":
         service_details["relaychains"] = relay_chain.start_relay_chains_local(plan, args)
-        service_details["parachains"] = clover.run_clover(plan)
-
+
+        image = "bifrostnetwork/bifrost:bifrost-v0.9.66"
+        binary = "/usr/local/bin/bifrost"
+        chain_name = "bifrost-local"
+        parachain.create_parachain_build_spec_with_para_id(plan, image, binary, chain_name, para_id = 200)
+
     else:
         relay_chain.start_relay_chain(plan, args)
-        
+
     return service_details

package_io/build-spec.star

@@ -0,0 +1,24 @@
+def create_service_for_build_spec(plan, service_name, image, build_file):
+    files = {
+        "/app": "configs",
+    }
+    if build_file != None:
+        files["/build"] = build_file
+
+    plan.add_service(
+        name = service_name,
+        config = ServiceConfig(
+            image = image,
+            files = files,
+            entrypoint = ["bin/sh"],
+        ),
+    )
+
+def create_edit_and_build_spec(plan, service_name, image, chain_name, command, build_file):
+    create_service_for_build_spec(plan, service_name, image, build_file)
+
+    plan.exec(service_name = service_name, recipe = command)
+
+    plan.store_service_files(service_name = service_name, src = "/tmp/{0}.json".format(chain_name), name = service_name)
+
+    plan.stop_service(service_name)

package_io/constant.star

@@ -0,0 +1,4 @@
+PLAIN_BUILD_SPEC = "plain-build-spec"
+RAW_BUILD_SPEC = "raw-build-spec"
+EDIT_BUILD_SPEC = "edit-build-spec"
+CURL_JQ_IMAGE = "badouralix/curl-jq"

parachain/parachain.star

@@ -1,2 +1,16 @@
-def run(plan, args):
-    plan.print("hello")
+build_spec = import_module("../package_io/build-spec.star")
+constant = import_module("../package_io/constant.star")
+
+def create_parachain_build_spec_with_para_id(plan, image, binary, chain_name, para_id):
+    command = ExecRecipe(command = [
+        "bin/sh",
+        "-c",
+        "{0} build-spec --chain={1} --disable-default-bootnode > /tmp/{1}.json".format(binary, chain_name),
+    ])
+    build_spec.create_edit_and_build_spec(plan, constant.PLAIN_BUILD_SPEC, image, chain_name, command, build_file = None)
+    command = ExecRecipe(command = [
+        "bin/sh",
+        "-c",
+        "sed -e 's/\"parachainId\": *[0-9]\\+/\"parachainId\": {0}/' -e 's/\"para_id\": [0-9]*,/\"para_id\": {0},/' -e 's/\"paraId\": [0-9]*,/\"paraId\": {0},/' /build/{1}.json >  /tmp/{1}.json".format(para_id, chain_name),
+    ])
+    build_spec.create_edit_and_build_spec(plan, constant.EDIT_BUILD_SPEC, constant.CURL_JQ_IMAGE, chain_name, command, constant.PLAIN_BUILD_SPEC)