build: do not run GitHub actions for draft PRs

PR-URL: #35910
Fixes: #35899
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>

.github/workflows/build-tarball.yml

@@ -13,6 +13,7 @@ env:
 
 jobs:
   build-tarball:
+    if: github.event.pull_request.draft == false
     env:
       PYTHON_VERSION: 3.9
     runs-on: ubuntu-latest

.github/workflows/build-windows.yml

@@ -15,6 +15,7 @@ env:
 
 jobs:
   build-windows-with-quic:
+    if: github.event.pull_request.draft == false
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v2

.github/workflows/coverage-linux.yml

@@ -22,6 +22,7 @@ env:
 
 jobs:
   coverage-linux:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2

.github/workflows/coverage-windows.yml

@@ -22,6 +22,7 @@ env:
 
 jobs:
   coverage-windows:
+    if: github.event.pull_request.draft == false
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v2

.github/workflows/linters.yml

@@ -14,6 +14,7 @@ env:
 
 jobs:
   lint-addon-docs:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -26,6 +27,7 @@ jobs:
       - name: Lint addon docs
         run: NODE=$(command -v node) make lint-addon-docs
   lint-cpp:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -38,6 +40,7 @@ jobs:
       - name: Lint C/C++ files
         run: make lint-cpp
   lint-md:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -52,6 +55,7 @@ jobs:
           echo "::add-matcher::.github/workflows/remark-lint-problem-matcher.json"
           NODE=$(command -v node) make lint-md
   lint-js:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -64,6 +68,7 @@ jobs:
       - name: Lint JavaScript files
         run: NODE=$(command -v node) make lint-js
   lint-py:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -78,14 +83,15 @@ jobs:
           make lint-py-build || true
           NODE=$(command -v node) make lint-py
   lint-sh:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
       - run: shellcheck -V
       - name: Lint Shell scripts
         run: tools/lint-sh.js .
-
   lint-codeowners:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2

.github/workflows/misc.yml

@@ -13,6 +13,7 @@ env:
 
 jobs:
   build-docs:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2

.github/workflows/test-asan.yml

@@ -19,6 +19,7 @@ env:
 
 jobs:
   test-asan:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     env:
       CC: clang

.github/workflows/test-linux.yml

@@ -15,6 +15,7 @@ env:
 
 jobs:
   test-linux:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -30,6 +31,7 @@ jobs:
         run: make run-ci -j2 V=1 TEST_CI_ARGS="-p actions"
 
   test-linux-with-quic:
+    if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2

.github/workflows/test-macos.yml

@@ -15,6 +15,7 @@ env:
 
 jobs:
   test-macOS-with-quic:
+    if: github.event.pull_request.draft == false
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v2