Fix migrations and add migration CI checks

.github/workflows/check-migrations.yml

@@ -0,0 +1,70 @@
+name: Check Migrations
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request: 
+    branches: [ "main" ]
+  workflow_dispatch:
+
+jobs:
+  runtime-matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      runtime: ${{ steps.runtime.outputs.runtime }}
+    steps:
+      - uses: actions/checkout@v2
+      - id: runtime
+       name: Extract tasks from matrix
+        run: |
+          # Filter out runtimes that don't have a URI
+          TASKS=$(jq '[.[] | select(.uri != null)]' .github/workflows/runtimes-matrix.json)
+          SKIPPED_TASKS=$(jq '[.[] | select(.uri == null)]' .github/workflows/runtimes-matrix.json)
+          echo --- Running the following tasks ---
+          echo $TASKS
+          echo --- Skipping the following tasks due to not having a uri field ---
+          echo $SKIPPED_TASKS
+          # Strip whitespace from Tasks now that we've logged it
+          TASKS=$(echo $TASKS | jq -c .)
+          echo "runtime=$TASKS" >> $GITHUB_OUTPUT
+
+  check-migrations:
+    needs: [ runtime-matrix ]
+    continue-on-error: true
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        runtime: ${{ fromJSON(needs.runtime-matrix.outputs.runtime) }}
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v3
+
+      - name: Download try-runtime-cli
+        run: |
+          curl -sL https://github.com/paritytech/try-runtime-cli/releases/download/v0.4.0/try-runtime-x86_64-unknown-linux-musl -o try-runtime
+          chmod +x ./try-runtime
+
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v1
+        with:
+          version: "3.6.1"
+
+      - name: Add wasm32-unknown-unknown target
+        run: rustup target add wasm32-unknown-unknown
+
+      - name: Build ${{ matrix.runtime.name }}
+        run: |
+          cargo build --profile production -p ${{ matrix.runtime.package }} --features try-runtime
+
+      - name: Check migrations
+        run: |
+          PACKAGE_NAME=${{ matrix.runtime.package }}
+          RUNTIME_BLOB_NAME=$(echo $PACKAGE_NAME | sed 's/-/_/g').compact.compressed.wasm
+          # When running on relay, we don't need weight checks.
+          NO_WEIGHT_WARNINGS_FLAG=""
+          if [[ "${{ matrix.runtime.is_relay }}" == "true" ]]; then
+            NO_WEIGHT_WARNINGS_FLAG="--no-weight-warnings"
+          fi
+          ./try-runtime \
+              --runtime ./target/production/wbuild/$PACKAGE_NAME/$RUNTIME_BLOB_NAME \
+              on-runtime-upgrade --checks=pre-and-post $NO_WEIGHT_WARNINGS_FLAG live --uri ${{ matrix.runtime.uri }}

.github/workflows/release.yml

@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@v2
       - id: runtime
         run: |
-          TASKS=$(echo $(cat .github/workflows/release-matrix.json) | sed 's/ //g' )
+          TASKS=$(echo $(cat .github/workflows/runtimes-matrix.json) | sed 's/ //g' )
           echo $TASKS
           echo "runtime=$TASKS" >> $GITHUB_OUTPUT
   build-runtimes:

.github/workflows/runtimes-matrix.json

@@ -0,0 +1,56 @@
+[
+  {
+    "name": "polkadot",
+    "package": "polkadot-runtime",
+    "path": "relay/polkadot",
+    "uri": "wss://polkadot-try-runtime-node.parity-chains.parity.io:443",
+    "is_relay": true
+  },
+  {
+    "name": "kusama",
+    "package": "staging-kusama-runtime",
+    "path": "relay/kusama",
+    "uri": "wss://kusama-try-runtime-node.parity-chains.parity.io:443",
+    "is_relay": true
+  },
+  {
+    "name": "glutton-kusama",
+    "package": "glutton-kusama-runtime",
+    "path": "system-parachains/gluttons/glutton-kusama"
+  },
+  {
+    "name": "asset-hub-kusama",
+    "package": "asset-hub-kusama-runtime",
+    "path": "system-parachains/asset-hubs/asset-hub-kusama",
+    "uri": "wss://kusama-asset-hub-rpc.polkadot.io:443",
+    "is_relay": false
+  },
+  {
+    "name": "asset-hub-polkadot",
+    "package": "asset-hub-polkadot-runtime",
+    "path": "system-parachains/asset-hubs/asset-hub-polkadot",
+    "uri": "wss://polkadot-asset-hub-rpc.polkadot.io:443",
+    "is_relay": false
+  },
+  {
+    "name": "bridge-hub-kusama",
+    "package": "bridge-hub-kusama-runtime",
+    "path": "system-parachains/bridge-hubs/bridge-hub-kusama",
+    "uri": "wss://kusama-bridge-hub-rpc.polkadot.io:443",
+    "is_relay": false
+  },
+  {
+    "name": "bridge-hub-polkadot",
+    "package": "bridge-hub-polkadot-runtime",
+    "path": "system-parachains/bridge-hubs/bridge-hub-polkadot",
+    "uri": "wss://polkadot-bridge-hub-rpc.polkadot.io:443",
+    "is_relay": false
+  },
+  {
+    "name": "collectives-polkadot",
+    "package": "collectives-polkadot-runtime",
+    "path": "system-parachains/collectives/collectives-polkadot",
+    "uri": "wss://polkadot-collectives-rpc.polkadot.io:443",
+    "is_relay": false
+  }
+]