Conform to Typescript strict mode

src/ModuleApi.ts

@@ -92,7 +92,8 @@ export interface ModuleApi {
 
     /**
      * Gets a value verbatim from the config. The returned value will be of the type specified
-     * by the user - it is not verified against a schema.
+     * by the user - it is not verified against a schema. If the value does not exist in the
+     * config then this will return undefined;
      *
      * The caller should provide a namespace which it owns to retrieve settings from. During
      * read, the `key` will be treated as a sub-key of the namespace on the overall configuration
@@ -115,5 +116,5 @@ export interface ModuleApi {
      * @param key The key to look up.
      * @returns The config value verbatim.
      */
-    getConfigValue<T>(namespace: string, key: string): T;
+    getConfigValue<T>(namespace: string, key: string): T | undefined;
 }

src/components/DialogContent.tsx

@@ -36,7 +36,7 @@ export abstract class DialogContent<P extends DialogProps = DialogProps, S exten
         this.state = {
             busy: false,
             ...state,
-        };
+        } as S;
     }
 
     /**

test/lifecycles/WidgetLifecycle.test.ts

@@ -39,7 +39,7 @@ describe("WidgetLifecycle", () => {
     beforeAll(() => {
         module = new class extends RuntimeModule {
             constructor() {
-                super(undefined);
+                super(undefined as any);
 
                 this.on(WidgetLifecycle.CapabilitiesRequest, this.capabilitiesListener);
                 this.on(WidgetLifecycle.PreLoadRequest, this.preloadListener);

tsconfig.json

@@ -5,10 +5,10 @@
     "esModuleInterop": true,
     "module": "commonjs",
     "moduleResolution": "node",
-    "noImplicitAny": true,
     "declaration": false,
     "noEmit": true,
-    "jsx": "react"
+    "jsx": "react",
+    "strict": true
   },
   "include": [
     "./src/**/*.ts",