moby: make the modem powerable by the user, without root

this should allow migrating eg25-control to a user service

hosts/by-name/moby/default.nix

@@ -134,5 +134,8 @@
 
     # make Pinephone front LEDs writable by user.
     SUBSYSTEM=="leds", DEVPATH=="*/*:indicator", RUN+="${chmod} g+w /sys%p/brightness", RUN+="${chown} :video /sys%p/brightness"
+
+    # make Modem controllable by user
+    DRIVER=="modem-power", RUN+="${chmod} g+w /sys%p/powered", RUN+="${chown} :networkmanager /sys%p/powered"
   '';
 }

hosts/common/feeds.nix

@@ -177,6 +177,7 @@ let
     (fromDb "rifters.com/crawl" // uncat)  # No Moods, Ads or Cutesy Fucking Icons
     (fromDb "righto.com" // tech)  # Ken Shirriff
     (fromDb "rootsofprogress.org" // rat)  # Jason Crawford
+    (fromDb "samuel.dionne-riel.com" // tech)  # SamuelDR
     (fromDb "sagacioussuricata.com" // tech)  # ian (Sanctuary)
     (fromDb "semiaccurate.com" // tech)
     (fromDb "sideways-view.com" // rat)  # Paul Christiano

modules/data/feeds/sources/samuel.dionne-riel.com/default.json

@@ -0,0 +1,9 @@
+{
+  "description": "RSS feed for samueldr's blog",
+  "is_podcast": false,
+  "site_name": "Home \u2014 Samuel Dionne-Riel",
+  "site_url": "https://samuel.dionne-riel.com",
+  "title": "Samuel Dionne-Riel \u2014 Blog",
+  "url": "https://samuel.dionne-riel.com/blog/index.xml",
+  "velocity": 0.003
+}