feat: create harmony_composer initial version + rework CI (#58)

Co-authored-by: tahahawa <tahahawa@gmail.com>
Reviewed-on: #58
Reviewed-by: johnride <jg@nationtech.io>
Co-authored-by: Taha Hawa <taha@taha.dev>
Co-committed-by: Taha Hawa <taha@taha.dev>

.gitea/workflows/check.yml

@@ -1,14 +1,18 @@
 name: Run Check Script
 on:
   push:
+    branches:
+      - master
   pull_request:
 
 jobs:
   check:
-    runs-on: rust-cargo
+    runs-on: docker
+    container:
+      image: hub.nationtech.io/harmony/harmony_composer:latest@sha256:eb0406fcb95c63df9b7c4b19bc50ad7914dd8232ce98e9c9abef628e07c69386
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
-      
+
       - name: Run check script
         run: bash check.sh

.gitea/workflows/harmony_composer.yaml

@@ -0,0 +1,46 @@
+name: Compile and package harmony_composer
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  package_harmony_composer:
+    container:
+      image: hub.nationtech.io/harmony/harmony_composer:latest@sha256:eb0406fcb95c63df9b7c4b19bc50ad7914dd8232ce98e9c9abef628e07c69386
+    runs-on: dind
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Build for Linux x86_64
+        run: cargo build --release --bin harmony_composer --target x86_64-unknown-linux-gnu
+
+      - name: Build for Windows x86_64 GNU
+        run: cargo build --release --bin harmony_composer --target x86_64-pc-windows-gnu
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: binaries
+          path: |
+            target/x86_64-unknown-linux-gnu/release/harmony_composer
+            target/x86_64-pc-windows-gnu/release/harmony_composer.exe
+
+      - name: Setup log into hub.nationtech.io
+        uses: docker/login-action@v3
+        with:
+          registry: hub.nationtech.io
+          username: ${{ secrets.HUB_BOT_USER }}
+          password: ${{ secrets.HUB_BOT_PASSWORD }}
+
+      # TODO: build ARM images and MacOS binaries (or other targets) too
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: hub.nationtech.io/harmony/harmony_composer:latest