Add build instructions

build-instructions.md

@@ -0,0 +1,13 @@
+# macOS
+
+`pyinstaller -F -w -n ESPHome-Flasher -i icon.icns esphomeflasher/__main__.py`
+
+# Windows
+
+1. Start up VM
+2. Install Python (3) from App Store
+3. Download esphome-flasher from GitHub
+4. `pip install -e.` and `pip install pyinstaller`
+5. Check with `python -m esphomeflasher.__main__`
+6. `python -m PyInstaller.__main__ -F -w -n ESPHome-Flasher -i icon.ico esphomeflasher\__main__.py`
+7. Go to `dist` folder, check ESPHome-Flasher.exe works.