docs: generate api documentation as a GitHub workflow (cloudevents#217)

Fixes: cloudevents#212
Signed-off-by: Lance Ball <lball@redhat.com>

Author: lance

.github/workflows/api-docs.yaml

@@ -0,0 +1,27 @@
+name: API Docs
+
+on: release
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Generate API documentation
+        run: npm install && npm run generate-docs
+      -
+        name: Deploy to GitHub Pages
+        if: success()
+        uses: crazy-max/ghaction-github-pages@v2
+        with:
+          target_branch: gh-pages
+          build_dir: docs
+          commit_message: |
+            Deploy to GitHub Pages
+            Signed-off-by: Lance Ball <lball@redhat.com>
+          allow_empty_commit: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

package-lock.json

@@ -14,7 +14,7 @@
     "test:ts": "mocha --require ts-node/register ./test-ts/**/*.ts",
     "coverage": "nyc --reporter=lcov --reporter=text npm run test",
     "coverage-publish": "wget -qO - https://coverage.codacy.com/get.sh | bash -s report -l JavaScript -r coverage/lcov.info",
-    "generate-docs": "typedoc --tsconfig ./tsconfig.json --plugin typedoc-plugin-markdown src",
+    "generate-docs": "typedoc --excludeNotDocumented --out docs src",
     "release": "standard-version",
     "prepublish": "npm run build"
   },
@@ -99,6 +99,7 @@
   "dependencies": {
     "ajv": "~6.12.0",
     "axios": "~0.19.2",
+    "typedoc-clarity-theme": "^1.1.0",
     "uuid": "~8.0.0"
   },
   "devDependencies": {
@@ -118,7 +119,6 @@
     "standardx": "^5.0.0",
     "ts-node": "^8.10.2",
     "typedoc": "^0.17.7",
-    "typedoc-plugin-markdown": "^2.2.17",
     "typescript": "^3.8.3"
   },
   "publishConfig": {

package.json

@@ -11,7 +11,7 @@ const nullOrUndefinedPayload = new ValidationError("null or undefined payload");
 const asJSON = (v: object|string) => (isString(v) ? JSON.parse(v as string) : v);
 
 class JSONParser {
-  decorator: any
+  decorator: Base64Parser
   constructor(decorator: Base64Parser) {
     this.decorator = decorator;
   }

src/lib/formats/json/parser.ts

@@ -21,6 +21,7 @@
   ],
   "typedocOptions": {
     "out": "docs",
-    "mode": "file"
+    "mode": "file",
+    "theme": "node_modules/typedoc-clarity-theme/bin"
   }
 }