web/NPM Workspaces: ESbuild version cleanup (#14541)

* web: Check JS files. Add types.

* web: Fix issues surrounding Vite/ESBuild types.

* web: Clean up version constants. Tidy types

* web: Clean up docs, types.

* web: Clean up package paths.

* web: (ESLint) no-lonely-if

* web: Render slot before navbar.

* web: Fix line-height alignment.

* web: Truncate long headers.

* web: Clean up page header declarations. Add story. Update paths.

* web: Ignore out directory.

* web: Lint Lit.

* web: Use private alias.

* web: Fix implicit CJS mode.

* web: Update deps.

* web: await all imports.

web/types/esbuild.d.ts

@@ -0,0 +1,39 @@
+/**
+ * @file Import meta environment variables available via ESBuild.
+ */
+
+export {};
+declare global {
+    interface ESBuildImportEnv {
+        /**
+         * The authentik version injected by ESBuild during build time.
+         *
+         * @format semver
+         */
+        readonly AK_VERSION: string;
+
+        /**
+         * @todo Determine where this is used and if it is needed,
+         * give it a better name.
+         * @deprecated
+         */
+        readonly AK_API_BASE_PATH: string;
+    }
+
+    type ESBuildImportEnvKey = keyof ESBuildImportEnv;
+
+    /**
+     * Environment variables injected by ESBuild.
+     */
+    interface ImportMetaEnv extends ESBuildImportEnv {
+        /**
+         * An environment variable used to determine
+         * whether Node.js is running in production mode.
+         */
+        readonly NODE_ENV: "development" | "production";
+    }
+
+    interface ImportMeta {
+        readonly env: ImportMetaEnv;
+    }
+}