firefox & chromium: accidentally silence DuckDuckGo post-install

etc/firefox/policies/README.md

@@ -15,6 +15,7 @@ per whatever I am doing.
 - [WARNING TO LIBREWOLF USERS](#warning-to-librewolf-users)
 - [General warning](#general-warning)
 - [Extensions](#extensions)
+  - [DuckDuckGo](#duckduckgo)
   - [Privacy Badger](#privacy-badger)
     - [Duplicate](#duplicate)
 - [Search engines](#search-engines)
@@ -44,6 +45,13 @@ errors in `about:config` depending on the release channel or even all of them.
 
 They are mostly self-explanatory.
 
+### DuckDuckGo
+
+- `jid1-ZAdIEUB7XOzOJw@jetpack`
+
+Although it's not installed, I accidentally learned to manage it to tell it to
+shut up on install, because I know what is DuckDuckGo.
+
 ### Privacy Badger
 
 - `jid1-MnnxcxisBPnSXQ-eff@jetpack` - Downloaded directly from EFF.

etc/firefox/policies/policies.json

@@ -64,6 +64,9 @@
           "showCounter": true,
           "showIntroPage": false,
           "socialWidgetReplacementEnabled": true
+        },
+        "jid1-ZAdIEUB7XOzOJw@jetpack": {
+          "hasSeenPostInstall": true
         }
       }
     },

etc/opt/chromium/policies/managed/README.md

@@ -10,6 +10,7 @@
 
 - [`amber-theme-colour.json.sample`](#amber-theme-colourjsonsample)
 - [`aminda-extensions.json`](#aminda-extensionsjson)
+  - [3rdparty](#3rdparty)
   - [Silk - Privacy Pass Client for the browser](#silk---privacy-pass-client-for-the-browser)
   - [Plasma Integration](#plasma-integration)
   - [uBlock Origin](#ublock-origin)
@@ -75,6 +76,13 @@ even overlapping extensions, but there is an important side goal of _teaching
 users to disable extraneous extensions they don't need_ (unless I decide they
 do need something and thus it's `force_installed`.
 
+### 3rdparty
+
+- `bkdgflcldnnnapblkhphbgpggdiikppg` - DuckDuckGo
+- `caoacbimdbbljakfhgikoodekdnlcgpk` - DuckDuckGo
+- `mlojlfildnehdpnlmpkeiiglhhkofhpb` - AdNauseam
+- `pkehgijcmpdhfbdbbnkijodmdjhbjlgp` - PrivacyBadger
+
 ### [Silk - Privacy Pass Client for the browser](https://chrome.google.com/webstore/detail/ajhmfdgkijocedmfjonnpjfojldioehi)
 
 - `ajhmfdgkijocedmfjonnpjfojldioehi`

etc/opt/chromium/policies/managed/aminda-extensions.json

@@ -1,6 +1,12 @@
 {
   "3rdparty": {
     "extensions": {
+      "bkdgflcldnnnapblkhphbgpggdiikppg": {
+        "hasSeenPostInstall": true
+      },
+      "caoacbimdbbljakfhgikoodekdnlcgpk": {
+        "hasSeenPostInstall": true
+      },
       "mlojlfildnehdpnlmpkeiiglhhkofhpb": {
         "toAdd": {
           "trustedSiteDirectives": [