fix: use Nix for tree-sitter in publish workflow

Consistent with the release and PR workflows which use Nix for WASM
builds that need tree-sitter and Rust toolchain.

Author: psteinroe

.github/workflows/publish.yml

@@ -103,19 +103,11 @@ jobs:
       - name: Install dependencies
         run: bun install
 
-      - name: Install Rust toolchain
-        uses: actions-rust-lang/setup-rust-toolchain@v1
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@main
 
-      - uses: actions/cache@v5
-        with:
-          path: |
-            ~/.cargo/bin/tree-sitter
-            target/**/build/pgls_treesitter_grammar-*/out/generated
-          key: ${{ runner.os }}-tree-sitter-${{ hashFiles('.tree-sitter-cli-version', 'crates/pgls_treesitter_grammar/grammar.js', 'crates/pgls_treesitter_grammar/tree-sitter.json', 'rust-toolchain.toml', 'Cargo.lock') }}
-
-      - name: Setup tree-sitter
-        run: command -v tree-sitter || cargo install tree-sitter-cli --version "$(cat .tree-sitter-cli-version)" --locked
-        shell: bash
+      - name: Setup Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@main
 
       - name: Generate Packages (deprecated)
         id: generate-packages-deprecated
@@ -134,8 +126,7 @@ jobs:
           PRERELEASE: ${{ github.event_name == 'workflow_dispatch' && needs.validate_tag.outputs.is-prerelease || github.event.release.prerelease }}
 
       - name: Build WASM TS
-        run: bun run build:ts
-        working-directory: packages/@postgres-language-server/wasm
+        run: nix develop --command bash -c "cd packages/@postgres-language-server/wasm && bun run build:ts"
 
       - name: Publish npm packages as nightly (deprecated)
         if: (github.event_name == 'workflow_dispatch' && needs.validate_tag.outputs.is-prerelease == 'true') || (github.event_name == 'release' && github.event.release.prerelease)