swift: add native SDK, codegen integration, demos, and CI

Author: avias8

.github/workflows/swift-procedure-e2e.yml

@@ -0,0 +1,82 @@
+name: Swift Procedure E2E
+
+on:
+  pull_request:
+    paths:
+      - sdks/swift/**
+      - crates/codegen/src/swift.rs
+      - crates/codegen/src/lib.rs
+      - crates/cli/src/subcommands/generate.rs
+      - modules/module-test/**
+      - tools/swift-procedure-e2e.sh
+      - tools/check-swift-demo-bindings.sh
+      - .github/workflows/swift-procedure-e2e.yml
+  push:
+    branches:
+      - master
+    paths:
+      - sdks/swift/**
+      - crates/codegen/src/swift.rs
+      - crates/codegen/src/lib.rs
+      - crates/cli/src/subcommands/generate.rs
+      - modules/module-test/**
+      - tools/swift-procedure-e2e.sh
+      - tools/check-swift-demo-bindings.sh
+      - .github/workflows/swift-procedure-e2e.yml
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || format('sha-{0}', github.sha) }}
+  cancel-in-progress: true
+
+jobs:
+  swift-procedure-e2e:
+    name: Swift Procedure E2E (macOS)
+    runs-on: macos-latest
+    timeout-minutes: 45
+    env:
+      CARGO_TARGET_DIR: ${{ github.workspace }}/target
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install Rust toolchain
+        uses: dsherret/rust-toolchain-file@v1
+
+      - name: Set default rust toolchain
+        run: rustup default $(rustup show active-toolchain | cut -d' ' -f1)
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: ${{ github.workspace }}
+          shared-key: spacetimedb
+          save-if: false
+          prefix-key: v1
+
+      - name: Install SpacetimeDB CLI from local checkout
+        run: |
+          export CARGO_HOME="$HOME/.cargo"
+          echo "$CARGO_HOME/bin" >> "$GITHUB_PATH"
+          cargo install --force --path crates/cli --locked --message-format=short
+          cargo install --force --path crates/standalone --features allow_loopback_http_for_tests --locked --message-format=short
+          ln -sf "$CARGO_HOME/bin/spacetimedb-cli" "$CARGO_HOME/bin/spacetime"
+
+      - name: Show toolchain versions
+        run: |
+          rustc --version
+          cargo --version
+          swiftc --version
+          spacetime --version
+
+      - name: Verify generated Swift demo bindings are in sync
+        run: tools/check-swift-demo-bindings.sh
+
+      - name: Start local SpacetimeDB server
+        run: |
+          spacetime start &
+          disown
+          sleep 5
+
+      - name: Run Swift procedure callback E2E
+        run: tools/swift-procedure-e2e.sh

.github/workflows/swift-sdk.yml

@@ -0,0 +1,54 @@
+name: Swift SDK
+
+on:
+  pull_request:
+    paths:
+      - sdks/swift/**
+      - demo/ninja-game/client-swift/**
+      - demo/simple-module/client-swift/**
+      - tools/swift-procedure-e2e.sh
+      - .github/workflows/swift-sdk.yml
+  push:
+    branches:
+      - master
+    paths:
+      - sdks/swift/**
+      - demo/ninja-game/client-swift/**
+      - demo/simple-module/client-swift/**
+      - tools/swift-procedure-e2e.sh
+      - .github/workflows/swift-sdk.yml
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || format('sha-{0}', github.sha) }}
+  cancel-in-progress: true
+
+jobs:
+  swift-sdk:
+    name: Swift SDK (macOS)
+    runs-on: macos-latest
+    timeout-minutes: 30
+
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Show Swift toolchain version
+        run: swift --version
+
+      - name: Assert legacy Swift SDK path is removed
+        shell: bash
+        run: |
+          if git grep -n "crates/swift-sdk" -- . ':(exclude).github/workflows/swift-sdk.yml'; then
+            echo "Found legacy path references to crates/swift-sdk; expected sdks/swift."
+            exit 1
+          fi
+
+      - name: Test Swift SDK package
+        run: swift test --package-path sdks/swift
+
+      - name: Build simple Swift demo client
+        run: swift build --package-path demo/simple-module/client-swift
+
+      - name: Build ninja Swift demo client
+        run: swift build --package-path demo/ninja-game/client-swift

crates/bindings-typescript/src/react/useTable.ts

@@ -107,13 +107,6 @@ export function useTable<TableDef extends UntypedTableDef>(
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [connectionState, accessorName, querySql, subscribeApplied]);
 
-  // Invalidate the cached snapshot when computeSnapshot changes (e.g. when
-  // subscribeApplied flips to true) so getSnapshot() recomputes on the next
-  // render instead of returning a stale [rows, false] tuple.
-  useEffect(() => {
-    lastSnapshotRef.current = null;
-  }, [computeSnapshot]);
-
   useEffect(() => {
     const connection = connectionState.getConnection()!;
     if (connectionState.isActive && connection) {