diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 4eb52f4..7ee8416 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -2,21 +2,17 @@ name: Rust
 
 on:
   push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
+    branches: [ main ]
 
 env:
   CARGO_TERM_COLOR: always
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v2
-    - name: Build
-      run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose --all-features
+    - uses: extractions/setup-just@v2
+    - name: Check
+      run: just check
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d6a1cf5..b0473f4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,6 +1,8 @@
-on: [push, pull_request]
+on: 
+  pull_request:
+    paths: ['sube/**']
 
-name: Continuous integration
+name: Sube
 
 jobs:
   check:
@@ -9,57 +11,8 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - uses: actions-rs/cargo@v1
-        with:
-          command: check
-
-  test:
-    name: Test Suite
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - uses: actions-rs/cargo@v1
-        with:
-          command: test
-          args: --features=std
-
-  fmt:
-    name: Rustfmt
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - run: rustup component add rustfmt
-      - uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-          args: --all -- --check
-
-  clippy:
-    name: Clippy
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - run: rustup component add clippy
-      - uses: actions-rs/cargo@v1
-        with:
-          command: clippy
-          args: -- -D warnings
+      - uses: extractions/setup-just@v2
+      - name: Check
+        run: just -f sube/justfile check
+      - name: Check
+        run: just -f sube/justfile lint
diff --git a/justfile b/justfile
index 8972194..bb4616b 100644
--- a/justfile
+++ b/justfile
@@ -1,3 +1,9 @@
+default: check
+
+check:
+	@echo checking sube ...
+	@just -f sube/justfile check lint
+
 build-web:
 	@mkdir -p dist
 	cargo build --release --target wasm32-unknown-unknown
diff --git a/sube/justfile b/sube/justfile
new file mode 100644
index 0000000..1456ed8
--- /dev/null
+++ b/sube/justfile
@@ -0,0 +1,7 @@
+default: check
+
+check:
+    cargo check
+
+lint:
+    cargo clippy -- -D warnings