feat(stats): add platform statistics and landing blocks

Add PlatformStats component to stats page. Extract YearBars from
FinishedStats for reuse on landing. Add three blocks to landing: games
per platform, top genres, finished per year. Update translations.

public/i18n/de.json

@@ -271,7 +271,10 @@
     "BIGGEST_LIBRARY": "Größte Bibliothek",
     "BIGGEST_BACKLOG": "Größter Backlog",
     "TOP_PLAYED": "Meistgespielte Spiele",
-    "TOP_OWNED": "Meistbesessene Spiele"
+    "TOP_OWNED": "Meistbesessene Spiele",
+    "PLATFORMS": "Spiele pro Plattform",
+    "TOP_GENRES": "Top-Genres",
+    "FINISHED_PER_YEAR": "Abgeschlossen pro Jahr"
   },
   "MAIN": {
     "WELCOME": "Dein Game-Backlog unter Kontrolle",
@@ -476,6 +479,10 @@
       "BEFORE_one": "{{count}} weiteres Spiel wurde vor Beginn des Verlaufs durchgespielt.",
       "BEFORE_other": "{{count}} weitere Spiele wurden vor Beginn des Verlaufs durchgespielt."
     },
+    "PLATFORMS": {
+      "TITLE": "Spiele pro Plattform",
+      "EMPTY": "Noch keine Spiele."
+    },
     "GENRE": {
       "ADVENTURE": "Adventure",
       "ARCADE": "Arcade",

public/i18n/en.json

@@ -271,7 +271,10 @@
     "BIGGEST_LIBRARY": "Biggest library",
     "BIGGEST_BACKLOG": "Biggest backlog",
     "TOP_PLAYED": "Most played games",
-    "TOP_OWNED": "Most owned games"
+    "TOP_OWNED": "Most owned games",
+    "PLATFORMS": "Games per platform",
+    "TOP_GENRES": "Top genres",
+    "FINISHED_PER_YEAR": "Finished per year"
   },
   "MAIN": {
     "WELCOME": "Control your game backlog",
@@ -476,6 +479,10 @@
       "BEFORE_one": "{{count}} more game was finished before the history started.",
       "BEFORE_other": "{{count}} more games were finished before the history started."
     },
+    "PLATFORMS": {
+      "TITLE": "Games per platform",
+      "EMPTY": "No games yet."
+    },
     "GENRE": {
       "ADVENTURE": "Adventure",
       "ARCADE": "Arcade",