Add workflows

.github/FUNDING.yml

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+# These are supported funding model platforms
+
+github: [ mosuka ]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']

.github/dependabot.yml

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+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: cargo
+    directory: /
+    schedule:
+      interval: daily
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: daily

.github/workflows/periodic.yml

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+name: Periodic
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: 0 0 * * SUN
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        platform:
+          - runner: ubuntu-latest
+            target: x86_64-unknown-linux-gnu
+          - runner: macOS-latest
+            target: x86_64-apple-darwin
+          - runner: macOS-latest
+            target: aarch64-apple-darwin
+          - runner: windows-latest
+            target: x86_64-pc-windows-msvc
+        toolchain: [stable, beta, nightly]
+        features: ["ipadic", "ko-dic", "cc-cedict"]
+    runs-on: ${{ matrix.platform.runner }}
+    steps:
+      - name: Run checkout
+        uses: actions/checkout@v4
+
+      - name: Install toolchain
+        uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: ${{ matrix.toolchain }}
+          target: ${{ matrix.platform.target }}
+          components: rustfmt, clippy
+
+      - name: Run test
+        run: cargo test --target "${{ matrix.platform.target }}" --features "${{ matrix.features }}"

.github/workflows/regression.yml

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+name: Regression
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  fmt:
+    name: Format
+    strategy:
+      matrix:
+        platform:
+          - runner: ubuntu-latest
+            target: x86_64
+        toolchain: [stable]
+        features: ["ipadic", "ko-dic", "cc-cedict"]
+    runs-on: ${{ matrix.platform.runner }}
+    steps:
+      - name: Run checkout
+        uses: actions/checkout@v4
+
+      - name: Install toolchain
+        uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: ${{ matrix.toolchain }}
+          components: rustfmt, clippy
+
+      - name: Check format
+        run: cargo fmt --all -- --check
+
+  check:
+    name: Check
+    strategy:
+      matrix:
+        platform:
+          - runner: ubuntu-latest
+            target: x86_64
+        toolchain: [stable]
+        features: ["ipadic", "ko-dic", "cc-cedict"]
+    runs-on: ${{ matrix.platform.runner }}
+    steps:
+      - name: Run checkout
+        uses: actions/checkout@v4
+
+      - name: Install toolchain
+        uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: ${{ matrix.toolchain }}
+          components: rustfmt, clippy
+
+      - name: Run check
+        run: cargo check --features "${{ matrix.features }}"
+
+  test:
+    strategy:
+      matrix:
+        platform:
+          - runner: ubuntu-latest
+            target: x86_64-unknown-linux-gnu
+          - runner: macOS-latest
+            target: x86_64-apple-darwin
+          - runner: macOS-latest
+            target: aarch64-apple-darwin
+          - runner: windows-latest
+            target: x86_64-pc-windows-msvc
+        toolchain: [stable]
+        features: ["ipadic", "ko-dic", "cc-cedict"]
+    runs-on: ${{ matrix.platform.runner }}
+    steps:
+      - name: Run checkout
+        uses: actions/checkout@v4
+
+      - name: Install toolchain
+        uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: ${{ matrix.toolchain }}
+          target: ${{ matrix.platform.target }}
+          components: rustfmt, clippy
+
+      - name: Run test
+        run: cargo test --target "${{ matrix.platform.target }}" --features "${{ matrix.features }}"