add release workflow with per-platform archives

build.zig: extract install-demo step for CI use
build.zig.zon: add minimum_zig_version and crdt-demo to paths
crdt-lib/build.zig.zon: sync version to 0.1.0, fix paths

.github/workflows/ci.yml

@@ -3,6 +3,7 @@ name: CI
 on:
   push:
     branches: [master]
+    tags: ['v*']
   pull_request:
     branches: [master]
 
@@ -86,6 +87,23 @@ jobs:
           path: zig-out/bin/crdt-server
           if-no-files-found: error
 
+  build-demo:
+    runs-on: ntnu-runners
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: mlugg/setup-zig@v2
+        with:
+          version: 0.16.0
+
+      - run: zig build install-demo
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: crdt-demo
+          path: zig-out/www/
+          if-no-files-found: error
+
   build-docs:
     runs-on: ntnu-runners
     steps:
@@ -121,3 +139,60 @@ jobs:
     steps:
       - uses: actions/deploy-pages@v3
         id: deployment
+
+  release:
+    if: startsWith(github.ref, 'refs/tags/')
+    needs: [build-linux, build-windows, build-macos, build-demo]
+    runs-on: ntnu-runners
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: crdt-server-linux
+          path: dist/linux
+      - uses: actions/download-artifact@v3
+        with:
+          name: crdt-server-windows
+          path: dist/windows
+      - uses: actions/download-artifact@v3
+        with:
+          name: crdt-server-macos-x86_64
+          path: dist/macos-x86_64
+      - uses: actions/download-artifact@v3
+        with:
+          name: crdt-server-macos-aarch64
+          path: dist/macos-aarch64
+      - uses: actions/download-artifact@v3
+        with:
+          name: crdt-demo
+          path: dist/demo
+
+      - run: mkdir -p package/linux/bin
+      - run: cp dist/linux/crdt-server package/linux/bin/
+      - run: tar czf crdt-${{ github.ref_name }}-linux-x86_64.tar.gz -C package/linux bin/
+
+      - run: mkdir -p package/windows/bin
+      - run: cp dist/windows/crdt-server.exe package/windows/bin/
+      - run: (cd package/windows && zip -r ../../crdt-${{ github.ref_name }}-windows-x86_64.zip bin/)
+
+      - run: mkdir -p package/macos-x86_64/bin
+      - run: cp dist/macos-x86_64/crdt-server package/macos-x86_64/bin/
+      - run: tar czf crdt-${{ github.ref_name }}-macos-x86_64.tar.gz -C package/macos-x86_64 bin/
+
+      - run: mkdir -p package/macos-aarch64/bin
+      - run: cp dist/macos-aarch64/crdt-server package/macos-aarch64/bin/
+      - run: tar czf crdt-${{ github.ref_name }}-macos-aarch64.tar.gz -C package/macos-aarch64 bin/
+
+      - run: mkdir -p package/demo/www
+      - run: cp dist/demo/* package/demo/www/
+      - run: tar czf crdt-${{ github.ref_name }}-demo.tar.gz -C package/demo www/
+
+      - uses: softprops/action-gh-release@v2
+        with:
+          files: |
+            crdt-${{ github.ref_name }}-linux-x86_64.tar.gz
+            crdt-${{ github.ref_name }}-windows-x86_64.zip
+            crdt-${{ github.ref_name }}-macos-x86_64.tar.gz
+            crdt-${{ github.ref_name }}-macos-aarch64.tar.gz
+            crdt-${{ github.ref_name }}-demo.tar.gz

build.zig

@@ -116,8 +116,11 @@ pub fn build(b: *std.Build) !void {
     docs_step.dependOn(&lib_docs_install.step);
     docs_step.dependOn(&server_docs_install.step);
 
+    const install_demo_step = b.step("install-demo", "builds and installs the WASM demo");
+    install_demo_step.dependOn(&install_demo_wasm.step);
+    install_demo_step.dependOn(&install_demo_static.step);
+
     const install_step = b.getInstallStep();
-    install_step.dependOn(&install_demo_wasm.step);
-    install_step.dependOn(&install_demo_static.step);
+    install_step.dependOn(install_demo_step);
     b.installArtifact(server_exe);
 }

build.zig.zon

@@ -1,12 +1,14 @@
 .{
     .name = .crdt,
     .version = "0.1.0",
+    .minimum_zig_version = "0.16.0",
     .dependencies = .{
         .crdt_lib = .{ .path = "crdt-lib" },
     },
     .paths = .{
         "build.zig",
         "build.zig.zon",
+        "crdt-demo",
         "crdt-lib",
         "crdt-server",
     },

crdt-lib/build.zig

@@ -1,3 +1,5 @@
+//! Build script that re-exports the lib as a module.
+//! Needed in case I want to create a separate repo for the lib.
 const std = @import("std");
 
 pub fn build(b: *std.Build) void {

crdt-lib/build.zig.zon

@@ -1,7 +1,11 @@
 .{
     .name = .crdt_lib,
-    .version = "0.0.1",
+    .version = "0.1.0",
     .minimum_zig_version = "0.16.0",
-    .paths = .{""},
+    .paths = .{
+        "build.zig",
+        "build.zig.zon",
+        "src",
+    },
     .fingerprint = 0x1aa64f5a01e5a904,
 }