fix: make kt run . without --args-file run without error

every software should run fine even without a config file

.github/workflows/per-pr.yml

@@ -30,6 +30,23 @@ jobs:
       - name: Run Starlark
         run: kurtosis run ${{ github.workspace }} --args-file ${{ matrix.file_name }} --verbosity detailed
 
+  # Make sure that `kurtosis run .` without an --args-file works fine (the defaults in input_parser.star are correct)
+  run_without_args:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Kurtosis
+        run: |
+          echo "deb [trusted=yes] https://apt.fury.io/kurtosis-tech/ /" | sudo tee /etc/apt/sources.list.d/kurtosis.list
+          sudo apt update
+          sudo apt install kurtosis-cli
+          kurtosis analytics disable
+
+      - name: Run Starlark
+        run: kurtosis run ${{ github.workspace }} --verbosity detailed
+
   lint:
     runs-on: ubuntu-latest
     steps:

src/package_io/input_parser.star

@@ -413,7 +413,7 @@ def default_optimism_params():
     return {
         "observability": default_observability_params(),
         "interop": default_interop_params(),
-        "altda": default_altda_deploy_config(),
+        "altda_deploy_config": default_altda_deploy_config(),
         "chains": default_chains(),
         "op_contract_deployer_params": default_op_contract_deployer_params(),
         "global_log_level": "info",
@@ -614,6 +614,12 @@ def default_op_contract_deployer_params():
 
 def default_ethereum_package_network_params():
     return {
+        "participants": [
+            {
+                "el_type": "geth",
+                "cl_type": "teku",
+            }
+        ],
         "network_params": {
             "preset": "minimal",
             "genesis_delay": 5,

src/package_io/sanity_check.star

@@ -123,6 +123,7 @@ SUBCATEGORY_PARAMS = {
     "proposer_params": ["image", "extra_params", "game_type", "proposal_interval"],
     "mev_params": ["rollup_boost_image", "builder_host", "builder_port"],
     "da_server_params": [
+        "enabled",
         "image",
         "cmd",
     ],