chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

server/presenters/env.ts

@@ -0,0 +1,24 @@
+import { PublicEnv } from "@shared/types";
+
+// Note: This entire object is stringified in the HTML exposed to the client
+// do not add anything here that should be a secret or password
+export default function present(env: Record<string, any>): PublicEnv {
+  return {
+    URL: env.URL.replace(/\/$/, ""),
+    CDN_URL: (env.CDN_URL || "").replace(/\/$/, ""),
+    COLLABORATION_URL: (env.COLLABORATION_URL || env.URL)
+      .replace(/\/$/, "")
+      .replace(/^http/, "ws"),
+    DEPLOYMENT: env.DEPLOYMENT,
+    ENVIRONMENT: env.NODE_ENV,
+    SENTRY_DSN: env.SENTRY_DSN,
+    TEAM_LOGO: env.TEAM_LOGO,
+    SLACK_KEY: env.SLACK_KEY,
+    SLACK_APP_ID: env.SLACK_APP_ID,
+    MAXIMUM_IMPORT_SIZE: env.MAXIMUM_IMPORT_SIZE || 1024 * 1000 * 5,
+    SUBDOMAINS_ENABLED: env.SUBDOMAINS_ENABLED === "true",
+    EMAIL_ENABLED: !!env.SMTP_USERNAME || env.NODE_ENV === "development",
+    GOOGLE_ANALYTICS_ID: env.GOOGLE_ANALYTICS_ID,
+    RELEASE: env.SOURCE_COMMIT || env.SOURCE_VERSION || undefined,
+  };
+}