(repo) add README and workflows

.github/workflows/build.yml

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+name: build
+on:
+  push:
+    tags:
+      - '!**pre**'
+jobs:
+  build:
+    name: Test Build Latest Release
+    if: "contains(github.event.head_commit.message, '[run build]')"
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+    steps:
+      - name: Set up Go 1.16
+        uses: actions/setup-go@v1
+        with:
+          go-version: 1.17
+        id: go
+
+      - name: Checkout the repo
+        uses: actions/checkout@v1
+
+      - name: Get wails build tool
+        run: |
+          go install github.com/wailsapp/wails/v2/cmd/wails@latest
+
+      - name: Build application
+        run: wails build

README.md

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+### Lilith Launcher (v2)
+
+##### used:
+
+- react
+- wails
+- tailwind
+
+#### build steps
+
+```
+wails build
+```
+
+#### dev steps
+
+```
+wails dev
+```