try installing package before building (#340)

Author: dromer

.github/workflows/build.yml

@@ -21,7 +21,9 @@ jobs:
           python -m pip install --upgrade pip setuptools wheel
           pip install poetry poetry-pyinstaller-plugin pyinstaller
       - name: Build binaries
-        run: poetry build
+        run: |
+          pip install .
+          poetry build
 
       - uses: actions/upload-artifact@v4
         with:
@@ -46,7 +48,9 @@ jobs:
           python -m pip install --upgrade pip setuptools wheel
           pip install poetry poetry-pyinstaller-plugin pyinstaller
       - name: Build binaries
-        run: poetry build
+        run: |
+          pip install .
+          poetry build
 
       - uses: actions/upload-artifact@v4
         with:
@@ -72,7 +76,9 @@ jobs:
           python -m pip install --upgrade pip setuptools wheel
           pip install poetry poetry-pyinstaller-plugin pyinstaller
       - name: Build binaries
-        run: poetry build
+        run: |
+          pip install .
+          poetry build
 
       - uses: actions/upload-artifact@v4
         with: