Add Halkidiki Map (#799)

## Description:
This PR adds the Halkidiki map. It's a region in Greece with rich
history that is very popular also with tourism.

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced
- [x] I understand that submitting code with bugs that could have been
caught through manual testing blocks releases and new features for all
contributors

## Please put your Discord username so you can be contacted if a bug or
regression is found:

<DISCORD USERNAME>
Nikola123

resources/lang/en.json

@@ -142,7 +142,8 @@
     "deglaciatedantarctica": "Deglaciated Antarctica",
     "europeclassic": "Europe (classic)",
     "falklandislands": "Falkland Islands",
-    "baikal": "Baikal"
+    "baikal": "Baikal",
+    "halkidiki": "Halkidiki"
   },
   "map_categories": {
     "continental": "Continental",

resources/maps/Halkidiki.json

@@ -0,0 +1,55 @@
+{
+  "name": "Chalkidiki",
+  "width": 2200,
+  "height": 1760,
+  "nations": [
+    {
+      "coordinates": [1798, 984],
+      "name": "Mount Athos",
+      "strength": 2,
+      "flag": "ha_ma"
+    },
+    {
+      "coordinates": [921, 1445],
+      "name": "Kassandra",
+      "strength": 2,
+      "flag": "gr"
+    },
+    {
+      "coordinates": [1488, 1387],
+      "name": "Sithonia",
+      "strength": 2,
+      "flag": "gr"
+    },
+    {
+      "coordinates": [380, 459],
+      "name": "Thessaloniki",
+      "strength": 2,
+      "flag": "gr"
+    },
+    {
+      "coordinates": [867, 803],
+      "name": "Polygyros",
+      "strength": 2,
+      "flag": "gr"
+    },
+    {
+      "coordinates": [218, 81],
+      "name": "Kilkis",
+      "strength": 2,
+      "flag": "gr"
+    },
+    {
+      "coordinates": [1192, 163],
+      "name": "Serres",
+      "strength": 2,
+      "flag": "gr"
+    },
+    {
+      "coordinates": [1807, 204],
+      "name": "Thrace",
+      "strength": 2,
+      "flag": "gr"
+    }
+  ]
+}

src/client/components/Maps.ts

@@ -28,6 +28,7 @@ export const MapDescription: Record<keyof typeof GameMapType, string> = {
   DeglaciatedAntarctica: "Deglaciated Antarctica",
   FalklandIslands: "Falkland Islands",
   Baikal: "Baikal",
+  Halkidiki: "Halkidiki",
 };
 
 @customElement("map-display")

src/client/utilities/Maps.ts

@@ -11,6 +11,7 @@ import europe from "../../../resources/maps/EuropeThumb.webp";
 import falklandislands from "../../../resources/maps/FalklandIslandsThumb.webp";
 import faroeislands from "../../../resources/maps/FaroeIslandsThumb.webp";
 import gatewayToTheAtlantic from "../../../resources/maps/GatewayToTheAtlanticThumb.webp";
+import halkidiki from "../../../resources/maps/HalkidikiThumb.webp";
 import iceland from "../../../resources/maps/IcelandThumb.webp";
 import japan from "../../../resources/maps/JapanThumb.webp";
 import knownworld from "../../../resources/maps/KnownWorldThumb.webp";
@@ -72,6 +73,8 @@ export function getMapsImage(map: GameMapType): string {
       return falklandislands;
     case GameMapType.Baikal:
       return baikal;
+    case GameMapType.Halkidiki:
+      return halkidiki;
     default:
       return "";
   }

src/core/configuration/DefaultConfig.ts

@@ -131,6 +131,7 @@ export abstract class DefaultServerConfig implements ServerConfig {
           GameMapType.Asia,
           GameMapType.FalklandIslands,
           GameMapType.Baikal,
+          GameMapType.Halkidiki,
         ].includes(map)
       ) {
         return Math.random() < 0.3 ? 50 : 25;

src/core/game/Game.ts

@@ -76,6 +76,7 @@ export enum GameMapType {
   DeglaciatedAntarctica = "Deglaciated Antarctica",
   FalklandIslands = "Falkland Islands",
   Baikal = "Baikal",
+  Halkidiki = "Halkidiki",
 }
 
 export const mapCategories: Record<string, GameMapType[]> = {
@@ -101,6 +102,7 @@ export const mapCategories: Record<string, GameMapType[]> = {
     GameMapType.FaroeIslands,
     GameMapType.FalklandIslands,
     GameMapType.Baikal,
+    GameMapType.Halkidiki,
   ],
   fantasy: [
     GameMapType.Pangaea,

src/core/game/TerrainMapFileLoader.ts

@@ -46,6 +46,7 @@ const MAP_FILE_NAMES: Record<GameMapType, string> = {
   [GameMapType.EuropeClassic]: "EuropeClassic",
   [GameMapType.FalklandIslands]: "FalklandIslands",
   [GameMapType.Baikal]: "Baikal",
+  [GameMapType.Halkidiki]: "Halkidiki",
 };
 
 class GameMapLoader {

src/scripts/generateTerrainMaps.ts

@@ -27,6 +27,7 @@ const maps = [
   "DeglaciatedAntarctica",
   "FalklandIslands",
   "Baikal",
+  "Halkidiki",
 ];
 
 const removeSmall = true;

src/server/MapPlaylist.ts

@@ -31,6 +31,7 @@ const frequency = {
   FaroeIslands: 1,
   FalklandIslands: 1,
   Baikal: 1,
+  Halkidiki: 1,
 };
 
 interface MapWithMode {