run formatting checks only when needed

.github/workflows/black.yml

@@ -13,6 +13,9 @@ on:
     branches:
       - master
       - main
+    paths:
+      - "**.py"
+      - ".github/workflows/black.yml"
 
 # https://github.com/psf/black
 jobs:

.github/workflows/cargo.yml

@@ -16,6 +16,9 @@ on:
       - master
       - main
 
+env:
+  CARGO_TERM_COLOR: always
+
 # https://github.com/actions-rs/cargo
 jobs:
   cargo:
@@ -30,17 +33,29 @@ jobs:
         with:
           workspaces: ./rust -> target
 
+      - name: Set up cargo cache
+        uses: actions/cache@v3
+        continue-on-error: false
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: ${{ runner.os }}-cargo-
+
+      - name: build
+        working-directory: rust
+        run: cargo build
+
       - name: fmt
         working-directory: rust
-        # workaround for color output
-        env:
-          TERM: xterm-256color
         run: cargo fmt --check --verbose
 
       - name: clippy
         working-directory: rust
-        env:
-          TERM: xterm-256color
         # exit non-zero if there are any warnings
         # https://doc.rust-lang.org/stable/clippy/usage.html
         run: cargo clippy -- -Dwarnings

.github/workflows/go.yml

@@ -29,9 +29,12 @@ jobs:
         with:
           go-version: "1.21.x"
           cache-dependency-path: go/go.sum
+
       - name: Install dependencies
         run: go get .
+
       - name: Build
         run: go build -v ./...
+
       - name: Test with the Go CLI
         run: go test

.github/workflows/isort.yml

@@ -13,6 +13,9 @@ on:
     branches:
       - master
       - main
+    paths:
+      - "**.py"
+      - ".github/workflows/isort.yml"
 
 # https://github.com/marketplace/actions/python-isort
 jobs:

.github/workflows/pip.yml

@@ -13,6 +13,9 @@ on:
     branches:
       - master
       - main
+    paths:
+      - "python/requirements.txt"
+      - ".github/workflows/pip.yml"
 
 # https://github.com/py-actions/py-dependency-install
 jobs:

.github/workflows/ruff.yml

@@ -13,6 +13,9 @@ on:
     branches:
       - master
       - main
+    paths:
+      - "**.py"
+      - ".github/workflows/ruff.yml"
 
 # https://github.com/chartboost/ruff-action
 jobs: