ci: install Swift into container

Author: georgik

.github/workflows/build.yml

@@ -49,15 +49,15 @@ jobs:
             sudo apt-get update
             sudo apt-get install pkg-config
 
-      - name: Setup Swift
-        uses: SwiftyLab/setup-swift@latest
-        with:
-          development: true
+    #   - name: Setup Swift
+    #     uses: SwiftyLab/setup-swift@latest
+    #     with:
+    #       development: true
 
-      - name: Move Swift
-        run: |
-            sudo mv /usr/local/bin/swift* /usr/bin/
-            sudo mv /usr/local/lib/swift /usr/lib/
+    #   - name: Install Swift
+    #     run: |
+    #         sudo mv /usr/local/bin/swift* /usr/bin/
+    #         sudo mv /usr/local/lib/swift /usr/lib/
 
       - name: esp-idf build and merge binaries
         uses: espressif/[email protected]
@@ -68,7 +68,11 @@ jobs:
           target: ${{ env.TARGET }}
           path: '.'
           command: |
-            /usr/local/bin/swift --version
+            wget https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT-SNAPSHOT-2024-10-30-a/swift-DEVELOPMENT-SNAPSHOT-2024-10-30-a-ubuntu22.04.tar.gz
+            tar xzf swift-DEVELOPMENT-SNAPSHOT-2024-10-30-a-ubuntu22.04.tar.gz
+            export SWIFTC=`pwd`/swift-DEVELOPMENT-SNAPSHOT-2024-10-30-a-ubuntu20.04/usr/bin/swift
+            export PATH="$PATH:`pwd`/swift-DEVELOPMENT-SNAPSHOT-2024-10-30-a-ubuntu20.04/usr/bin/"
+            swiftc --version
             idf.py @boards/${{ matrix.board }}.cfg build &&
             cd build.${{ matrix.board }} &&
             esptool.py --chip ${{ env.TARGET }} merge_bin -o ${{ github.event.inputs.prefix }}-${{ matrix.board }}.bin "@flash_args"