first commit: one-api base code + SAAS plan document

.github/FUNDING.yml

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+custom: ['https://iamazing.cn/page/reward']

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: 报告问题
+about: 使用简练详细的语言描述你遇到的问题
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**例行检查**
+
+[//]: # (方框内删除已有的空格，填 x 号)
++ [ ] 我已确认目前没有类似 issue
++ [ ] 我已确认我已升级到最新版本
++ [ ] 我已完整查看过项目 README，尤其是常见问题部分
++ [ ] 我理解并愿意跟进此 issue，协助测试和提供反馈 
++ [ ] 我理解并认可上述内容，并理解项目维护者精力有限，**不遵循规则的 issue 可能会被无视或直接关闭**
+
+**问题描述**
+
+**复现步骤**
+
+**预期结果**
+
+**相关截图**
+如果没有的话，请删除此节。

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false
+contact_links:
+  - name: 项目群聊
+    url: https://openai.justsong.cn/
+    about: QQ 群：828520184，自动审核，备注 One API
+  - name: 赞赏支持
+    url: https://iamazing.cn/page/reward
+    about: 请作者喝杯咖啡，以激励作者持续开发

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: 功能请求
+about: 使用简练详细的语言描述希望加入的新功能
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+**例行检查**
+
+[//]: # (方框内删除已有的空格，填 x 号)
++ [ ] 我已确认目前没有类似 issue
++ [ ] 我已确认我已升级到最新版本
++ [ ] 我已完整查看过项目 README，已确定现有版本无法满足需求
++ [ ] 我理解并愿意跟进此 issue，协助测试和提供反馈
++ [ ] 我理解并认可上述内容，并理解项目维护者精力有限，**不遵循规则的 issue 可能会被无视或直接关闭**
+
+**功能描述**
+
+**应用场景**

.github/workflows/ci.yml

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+name: CI
+
+# This setup assumes that you run the unit tests with code coverage in the same
+# workflow that will also print the coverage report as comment to the pull request.
+# Therefore, you need to trigger this workflow when a pull request is (re)opened or
+# when new code is pushed to the branch of the pull request. In addition, you also
+# need to trigger this workflow when new code is pushed to the main branch because
+# we need to upload the code coverage results as artifact for the main branch as
+# well since it will be the baseline code coverage.
+#
+# We do not want to trigger the workflow for pushes to *any* branch because this
+# would trigger our jobs twice on pull requests (once from "push" event and once
+# from "pull_request->synchronize")
+on:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  unit_tests:
+    name: "Unit tests"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ^1.22
+
+      # When you execute your unit tests, make sure to use the "-coverprofile" flag to write a
+      # coverage profile to a file. You will need the name of the file (e.g. "coverage.txt")
+      # in the next step as well as the next job.
+      - name: Test
+        run: go test -cover -coverprofile=coverage.txt ./...
+      - uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+  commit_lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: wagoid/commitlint-github-action@v6

.github/workflows/docker-image.yml

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+name: Publish Docker image
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+  workflow_dispatch:
+    inputs:
+      name:
+        description: 'reason'
+        required: false
+jobs:
+  push_to_registries:
+    name: Push Docker image to multiple registries
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Check repository URL
+        run: |
+          REPO_URL=$(git config --get remote.origin.url)
+          if [[ $REPO_URL == *"pro" ]]; then
+            exit 1
+          fi
+
+      - name: Save version info
+        run: |
+          git describe --tags > VERSION 
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ contains(github.ref, 'alpha') && 'justsong/one-api-alpha' || 'justsong/one-api' }}
+            ${{ contains(github.ref, 'alpha') && format('ghcr.io/{0}-alpha', github.repository) || format('ghcr.io/{0}', github.repository) }}
+
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          platforms: ${{ contains(github.ref, 'alpha') && 'linux/amd64' || 'linux/amd64' }}
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/linux-release.yml

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+name: Linux Release
+permissions:
+  contents: write
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+      - '!*-alpha*'
+      - '!*-preview*'
+  workflow_dispatch:
+    inputs:
+      name:
+        description: 'reason'
+        required: false
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Check repository URL
+        run: |
+          REPO_URL=$(git config --get remote.origin.url)
+          if [[ $REPO_URL == *"pro" ]]; then
+            exit 1
+          fi
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16
+      - name: Build Frontend
+        env:
+          CI: ""
+        run: |
+          cd web
+          git describe --tags > VERSION
+          REACT_APP_VERSION=$(git describe --tags) chmod u+x ./build.sh && ./build.sh
+          cd ..
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: '>=1.18.0'
+      - name: Build Backend (amd64)
+        run: |
+          go mod download
+          go build -ldflags "-s -w -X 'github.com/songquanpeng/one-api/common.Version=$(git describe --tags)' -extldflags '-static'" -o one-api
+
+      - name: Build Backend (arm64)
+        run: |
+          sudo apt-get update
+          sudo apt-get install gcc-aarch64-linux-gnu
+          CC=aarch64-linux-gnu-gcc CGO_ENABLED=1 GOOS=linux GOARCH=arm64 go build -ldflags "-s -w -X 'one-api/common.Version=$(git describe --tags)' -extldflags '-static'" -o one-api-arm64
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            one-api
+            one-api-arm64
+          draft: true
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/macos-release.yml

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+name: macOS Release
+permissions:
+  contents: write
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+      - '!*-alpha*'
+      - '!*-preview*'
+  workflow_dispatch:
+    inputs:
+      name:
+        description: 'reason'
+        required: false
+jobs:
+  release:
+    runs-on: macos-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Check repository URL
+        run: |
+          REPO_URL=$(git config --get remote.origin.url)
+          if [[ $REPO_URL == *"pro" ]]; then
+            exit 1
+          fi
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16
+      - name: Build Frontend
+        env:
+          CI: ""
+        run: |
+          cd web
+          git describe --tags > VERSION
+          REACT_APP_VERSION=$(git describe --tags) chmod u+x ./build.sh && ./build.sh
+          cd ..
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: '>=1.18.0'
+      - name: Build Backend
+        run: |
+          go mod download
+          go build -ldflags "-X 'github.com/songquanpeng/one-api/common.Version=$(git describe --tags)'" -o one-api-macos
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: one-api-macos
+          draft: true
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/windows-release.yml

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+name: Windows Release
+permissions:
+  contents: write
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+      - '!*-alpha*'
+      - '!*-preview*'
+  workflow_dispatch:
+    inputs:
+      name:
+        description: 'reason'
+        required: false
+jobs:
+  release:
+    runs-on: windows-latest
+    defaults:
+      run:
+        shell: bash
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Check repository URL
+        run: |
+          REPO_URL=$(git config --get remote.origin.url)
+          if [[ $REPO_URL == *"pro" ]]; then
+            exit 1
+          fi
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16
+      - name: Build Frontend
+        env:
+          CI: ""
+        run: |
+          cd web/default
+          npm install
+          REACT_APP_VERSION=$(git describe --tags) npm run build
+          cd ../..
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: '>=1.18.0'
+      - name: Build Backend
+        run: |
+          go mod download
+          go build -ldflags "-s -w -X 'github.com/songquanpeng/one-api/common.Version=$(git describe --tags)'" -o one-api.exe
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: one-api.exe
+          draft: true
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}