Export CommonRequest from buildContext file (#94)

There was a typescript issue where we didn't export one of the types we were using, leading to not being able to export a type depending on it with `declaration: true` in your config.

Fixes #93

> We also add the github actions workflow to run checks on PRs.

.github/workflows/all-checks.yml

@@ -0,0 +1,38 @@
+# This action checks all aspects of the code to ensure it is a compliant change, as
+#   determined by the scirpts we have in npm.
+name: All checks
+
+# Controls when the workflow will run
+on:
+  # Triggers this workflow on push to the main branch
+  push:
+    branches: [main]
+
+  # Triggers this workflow on all pull requests to main
+  pull_request:
+    branches: [main]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - run: npm ci && npm run lint
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - run: npm ci && CI=true npm run test
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - run: npm ci && CI=true npm run build

src/buildContext.ts

@@ -44,7 +44,7 @@ const promisifiedLogout = (req: express.Request, options?: { keepSessionInfo?: b
     req.logout(options, done);
   });
 
-interface CommonRequest<UserObjectType extends Express.User>
+export interface CommonRequest<UserObjectType extends Express.User>
   extends Pick<Context<UserObjectType>, 'isAuthenticated' | 'isUnauthenticated'> {
   user?: UserObjectType;
 }