diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 8ebddbd..3ebd50e 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -21,9 +21,9 @@ jobs:
         with:
           ref: main
       - name: Setup Deno
-        uses: denoland/setup-deno@v1
+        uses: denoland/setup-deno@v2
         with:
-          deno-version: v1.x
+          deno-version: v2.x
       - name: prepare
         run: |
           mkdir build
@@ -37,15 +37,10 @@ jobs:
         with:
           ref: synolib2
           path: "synolib2"
-      - name: Use Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: "20.x"
       - name: Draw the rest of the owl
         run: |
           cd synolib2
-          npm ci
-          npm run example build
+          deno task example_build
           mkdir ../build/next
           cp ./example/index.* ../build/next/
           cd ..
diff --git a/README.md b/README.md
index cc040bd..3ed5a80 100644
--- a/README.md
+++ b/README.md
@@ -31,17 +31,15 @@ An example running in the browser is located in `example/index.html` and
 To build the example, use
 
 ```sh
-npm run example
+deno task example_build
 ```
 
 or for a live-reloading server use
 
 ```sh
-npm run example serve
+deno task example_serve
 ```
 
-(Both require `npm install` first)
-
 The example page uses query parameters for options:
 
 - `q=TAXON` for the search term (Latin name, CoL-URI, taxon-name-URI or
@@ -54,14 +52,7 @@ e.g. http://localhost:8000/?q=Sadayoshia%20miyakei&show_col=
 
 ## Building for npm/web
 
-To build the library for use in web projects, use
-
-```sh
-npm run build
-```
-
-This will place the built library in `./build/mod.js`.
-
-Note that this does not (yet) generate `.d.ts` typings.
+The library is to be published as-is (in typescript) to jsr.io.
 
-(Requires `npm install` first)
+It can be used from there in with other deno or node/npm projects. There is no
+building step neccesary on our side.
diff --git a/SynonymGroup.ts b/SynonymGroup.ts
index 99411ff..4c1cc0e 100644
--- a/SynonymGroup.ts
+++ b/SynonymGroup.ts
@@ -1,4 +1,4 @@
-import { SparqlEndpoint, SparqlJson } from "./mod.ts";
+import type { SparqlEndpoint, SparqlJson } from "./mod.ts";
 
 /** Finds all synonyms of a taxon */
 export class SynonymGroup implements AsyncIterable<Name> {
@@ -60,7 +60,7 @@ export class SynonymGroup implements AsyncIterable<Name> {
    *
    * @readonly
    */
-  treatments = new Map<string, Treatment>();
+  treatments: Map<string, Treatment> = new Map();
 
   /**
    * Whether to show taxa deprecated by CoL that would not have been found otherwise.
diff --git a/deno.jsonc b/deno.jsonc
index 0941f01..1013d43 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -1,6 +1,12 @@
 {
+  "name": "@plazi/synolib",
+  "version": "3.0.0",
+  "exports": "./mod.ts",
+  "publish": {
+    "include": ["./*.ts", "README.md", "LICENSE"],
+    "exclude": ["./build_example.ts"]
+  },
   "compilerOptions": {
-    "target": "esnext",
     "lib": [
       "dom",
       "dom.iterable",
diff --git a/example/cli.ts b/example/cli.ts
index e211e34..666f4c0 100644
--- a/example/cli.ts
+++ b/example/cli.ts
@@ -1,5 +1,10 @@
 import * as Colors from "https://deno.land/std@0.214.0/fmt/colors.ts";
-import { Name, SparqlEndpoint, SynonymGroup, Treatment } from "../mod.ts";
+import {
+  type Name,
+  SparqlEndpoint,
+  SynonymGroup,
+  type Treatment,
+} from "../mod.ts";
 
 const HIDE_COL_ONLY_SYNONYMS = true;
 const START_WITH_SUBTAXA = false;
@@ -115,7 +120,7 @@ async function logTreatment(
 ) {
   const details = await trt.details;
   console.log(
-    `    ${trtColor[type]("●")} ${details.creators} ${details.date} “${
+    `    ${trtColor[type]("●")} ${details.creators} ${trt.date} “${
       Colors.italic(details.title || Colors.dim("No Title"))
     }” ${Colors.magenta(trt.url)}`,
   );
@@ -167,7 +172,7 @@ async function justify(name: Name): Promise<string> {
     const parent = await justify(name.justification.parent);
     return `is, according to ${
       Colors.italic(
-        `${details.creators} ${details.date} “${
+        `${details.creators} ${name.justification.treatment.date} “${
           Colors.italic(details.title || Colors.dim("No Title"))
         }” ${Colors.magenta(name.justification.treatment.url)}`,
       )