Added notification item code (#528)

* add notification item code

* suggestive changes

src/DevGov/Notification/Item/Left.jsx

@@ -0,0 +1,34 @@
+const { href } = VM.require("${REPL_DEVHUB}/widget/core.lib.url") || (() => {});
+
+if (!props.type) {
+  return "Loading ...";
+}
+
+const type = props.type.split("/")[1];
+return props.type ? (
+  <>
+    {type == "like"
+      ? "liked your"
+      : type == "reply"
+      ? "replied to your"
+      : type == "edit"
+      ? "edited your"
+      : type == "mention"
+      ? "mentioned you in their"
+      : "???"}{" "}
+    <a
+      className="fw-bold text-muted"
+      href={href({
+        widgetSrc: "${REPL_DEVHUB}/widget/app",
+        params: {
+          page: "post",
+          id: props.post,
+        },
+      })}
+    >
+      DevHub post
+    </a>
+  </>
+) : (
+  "Loading ..."
+);

src/DevGov/Notification/Item/Right.jsx

@@ -0,0 +1,20 @@
+const { href } = VM.require("${REPL_DEVHUB}/widget/core.lib.url") || (() => {});
+
+return props.post === undefined ? (
+  "Loading ..."
+) : (
+  <>
+    <a
+      className="btn btn-outline-dark"
+      href={href({
+        widgetSrc: "${REPL_DEVHUB}/widget/app",
+        params: {
+          page: "post",
+          id: props.post,
+        },
+      })}
+    >
+      View DevHub post
+    </a>
+  </>
+);