diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 647d788..6c58e61 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -2,99 +2,68 @@ name: build-service
 
 on:
   push:
-    branches:
-      - main
-    tags:
-      - "v*"
-
-permissions:
-  contents: write
+    branches: [main]
+    tags: ["v*"]
 
 jobs:
-  compile-binaries:
+  build:
     runs-on: ubuntu-latest
 
+    # 🔥 EVERYTHING runs inside Rust container (no host Rust used)
+    container:
+      image: rust:latest
+
     steps:
-      # -----------------------------
-      # Checkout
-      # -----------------------------
       - name: checkout
         uses: actions/checkout@v4
 
-      # -----------------------------
-      # Cargo cache (BIG SPEED BOOST)
-      # -----------------------------
-      - name: cache cargo
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            target
-          key: cargo-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}
-          restore-keys: |
-            cargo-${{ runner.os }}-
+      # 🔥 install cross INSIDE container
+      - name: install cross
+        run: cargo install cross --locked
 
-      # -----------------------------
-      # Rust toolchain
-      # -----------------------------
-      - name: install-rust
-        uses: dtolnay/rust-toolchain@stable
-        with:
-          targets: x86_64-unknown-linux-gnu,aarch64-unknown-linux-gnu
-
-      # -----------------------------
-      # Install cross (ARM builds)
-      # -----------------------------
-      - name: install-cross
-        run: cargo install cross --git https://github.com/cross-rs/cross
-
-      # -----------------------------
-      # Build x86_64 (native)
-      # -----------------------------
-      - name: build-x86
+      # =========================
+      # 🧱 X86_64 BUILD
+      # =========================
+      - name: build x86_64
         run: cargo build --release --target x86_64-unknown-linux-gnu
 
-      # -----------------------------
-      # Build ARM64 (via cross)
-      # -----------------------------
-      - name: build-arm64
+      # =========================
+      # 🧱 ARM64 BUILD (FIXED)
+      # =========================
+      - name: build arm64
         run: cross build --release --target aarch64-unknown-linux-gnu
 
-      # -----------------------------
-      # Package outputs
-      # -----------------------------
-      - name: prepare-release-files
-        run: |
-          mkdir -p dist
-
-          cp target/x86_64-unknown-linux-gnu/release/escape_room_server \
-            dist/escape_room_server-linux-x86_64
-
-          cp target/aarch64-unknown-linux-gnu/release/escape_room_server \
-            dist/escape_room_server-linux-arm64
-
-          chmod +x dist/*
-
-          cd dist
-
-          zip escape_room_server-linux-x86_64.zip escape_room_server-linux-x86_64
-          zip escape_room_server-linux-arm64.zip escape_room_server-linux-arm64
-
-      # -----------------------------
-      # Upload artifacts (CI downloads)
-      # -----------------------------
-      - name: upload-artifacts
+      # =========================
+      # 📦 ARTIFACT UPLOAD
+      # =========================
+      - name: upload artifacts
         uses: actions/upload-artifact@v4
         with:
           name: escape-room-binaries
-          path: dist/*.zip
+          path: |
+            target/x86_64-unknown-linux-gnu/release/escape_room_server
+            target/aarch64-unknown-linux-gnu/release/escape_room_server
 
-      # -----------------------------
-      # Create Git release on tags
-      # -----------------------------
-      - name: create-release
-        if: startsWith(gitea.ref, 'refs/tags/v')
-        uses: softprops/action-gh-release@v2
+      # =========================
+      # 🚀 CREATE GITEA RELEASE (only on tags)
+      # =========================
+      - name: create release
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: actions/create-release@v1
         with:
-          files: dist/*.zip
+          tag_name: ${{ github.ref_name }}
+          release_name: Release ${{ github.ref_name }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      # =========================
+      # 📎 UPLOAD RELEASE ASSETS
+      # =========================
+      - name: upload release assets
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: actions/upload-release-asset@v1
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: target/x86_64-unknown-linux-gnu/release/escape_room_server
+          asset_name: escape_room_server-x86_64
+          asset_content_type: application/octet-stream