Enable nullable (and resolve most nullable warnings)

.github/workflows/build.yml

@@ -0,0 +1,75 @@
+name: Build
+
+on:
+  # Trigger the workflow on pushes to only the 'main' branch (this avoids duplicate checks being run e.g., for dependabot pull requests)
+  push:
+    branches: [main]
+  # Trigger the workflow on any pull request
+  pull_request:
+  workflow_call:
+    inputs:
+      ref:
+        description: "A tag reference passed from Publish workflow"
+        default: ${{ github.sha }}
+        required: false
+        type: string
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch Sources
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref }}
+          fetch-depth: 0
+          filter: tree:0
+
+      - name: Setup .NET environment
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: "8.0.100"
+
+      - name: Install Evaisa's netcode-patcher
+        run: |
+          dotnet tool install -g Evaisa.NetcodePatcher.Cli
+      - name: Restore project
+        run: |
+          dotnet restore
+          dotnet tool restore
+      - name: Build and pack solution
+        run: |
+          dotnet pack -c Release
+      - name: Set MOD_NAME environment variable
+        run: echo "MOD_NAME=$(cat ./*/dist/name.txt )" >> $GITHUB_ENV
+
+      - name: Set MOD_VERSION environment variable
+        run: echo "MOD_VERSION=$(cat ./*/dist/version.txt )" >> $GITHUB_ENV
+
+      - name: Set ZIP_PATH environment variable
+        run: echo "ZIP_PATH=./${{ env.MOD_NAME }}/dist/curseforge.zip" >> $GITHUB_ENV
+
+      - name: Upload CurseForge artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: curseforge-build
+          path: ./*/dist/*.zip
+
+      - name: Upload Thunderstore artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: thunderstore-build
+          path: ./*/dist/*.zip
+
+      - name: Upload nupkg artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: nupkg-build
+          path: ./*/bin/Release/*.nupkg
+
+      - name: Upload Versions artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: versions
+          path: ./*/dist/*.txt

.github/workflows/publish.yml

@@ -0,0 +1,46 @@
+name: Publish
+
+on:
+  release:
+    types: [prereleased, released]
+
+jobs:
+  build:
+    uses: ./.github/workflows/build.yml
+    with:
+      ref: ${{ github.event.release.tag_name }}
+
+  upload-release-artifacts:
+    name: Add artifacts to Release
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch Sources
+        uses: actions/checkout@v4
+
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+
+      - name: Upload artifacts to Release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB }}
+        run: gh release upload ${{ github.event.release.tag_name }} thunderstore-build/*/dist/*.zip nupkg-build/*/bin/Release/*.nupkg
+
+  release-curseforge:
+    needs: build
+    uses: ./.github/workflows/release-curseforge.yml
+    secrets:
+      curseforge-token: ${{ secrets.CURSEFORGE_API_KEY }}
+      project-id: ${{ secrets.CURSEFORGE_PROJECTID }}
+
+  release-thunderstore:
+    needs: build
+    uses: ./.github/workflows/release-thunderstore.yml
+    secrets:
+      thunderstore-token: ${{ secrets.THUNDERSTORE_API_KEY }}
+
+  release-nuget:
+    needs: build
+    uses: ./.github/workflows/release-nuget.yml
+    secrets:
+      nuget-token: ${{ secrets.NUGET_API_KEY }}

.github/workflows/release-curseforge.yml

@@ -0,0 +1,46 @@
+name: Release on Curseforge
+
+on:
+  workflow_call:
+    secrets:
+      curseforge-token:
+        required: true
+      project-id:
+        required: true
+
+jobs:
+  curseforge:
+    name: Upload
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch Sources
+        uses: actions/checkout@v4
+
+      - name: Download Curseforge artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: curseforge-build
+
+      - name: Download Versions artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: versions
+
+      - name: Set MOD_NAME environment variable
+        run: echo "MOD_NAME=$(cat ./*/dist/name.txt )" >> $GITHUB_ENV
+
+      - name: Set MOD_VERSION environment variable
+        run: echo "MOD_VERSION=$(cat ./*/dist/version.txt )" >> $GITHUB_ENV
+
+      - name: Set ZIP_PATH environment variable
+        run: echo "ZIP_PATH=./${{ env.MOD_NAME }}/dist/curseforge.zip" >> $GITHUB_ENV
+
+      - name: "Upload to CurseForge"
+        uses: itsmeow/curseforge-upload@v3
+        with:
+          token: ${{ secrets.curseforge-token }}
+          project_id: ${{ secrets.project-id }}
+          game_endpoint: "lethal-company"
+          game_versions: "0.50.0"
+          file_path: ${{ env.ZIP_PATH }}
+          display_name: ${{ env.MOD_NAME }} v${{ env.MOD_VERSION }}

.github/workflows/release-nuget.yml

@@ -0,0 +1,29 @@
+name: Release on Nuget
+
+on:
+  workflow_call:
+    secrets:
+      nuget-token:
+        required: true
+
+jobs:
+  nuget:
+    name: Upload
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch Sources
+        uses: actions/checkout@v4
+
+      - name: Download nupkg artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: nupkg-build
+
+      - name: Setup .NET environment
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: "8.0.100"
+
+      - name: Publish to NuGet.org
+        run: |
+          dotnet nuget push ./*/bin/Release/*.nupkg --api-key ${{ secrets.nuget-token }} --source https://api.nuget.org/v3/index.json

.github/workflows/release-thunderstore.yml

@@ -0,0 +1,37 @@
+name: Release on Thunderstore
+
+on:
+  workflow_call:
+    secrets:
+      thunderstore-token:
+        required: true
+
+jobs:
+  thunderstore:
+    name: Upload
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch Sources
+        uses: actions/checkout@v4
+
+      - name: Download Thunderstore artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: thunderstore-build
+
+      - name: Setup .NET environment
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: "8.0.100"
+
+      - name: Install Evaisa's netcode-patcher
+        run: |
+          dotnet tool install -g Evaisa.NetcodePatcher.Cli
+      - name: Restore dotnet tools
+        run: |
+          dotnet tool restore
+      - name: Publish to Thunderstore
+        env:
+          TCLI_AUTH_TOKEN: ${{ secrets.thunderstore-token }}
+        run: |
+          dotnet build -target:PublishThunderstore

CHANGELOG.md

@@ -1,6 +1,120 @@
 **Changelog**
 --
 
+**<details><summary>Version 1.3.8</summary>**
+
+**<details><summary>Features</summary>**
+
+* Added interior selection history to DayHistory
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.7</summary>**
+
+**<details><summary>Fixes</summary>**
+
+* Added additional safety checks to ExtendedFootstepSurface patches
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.6</summary>**
+
+**<details><summary>Features</summary>**
+
+* Added content restoration support for basegame water shader
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.5</summary>**
+
+**<details><summary>Fixes</summary>**
+
+* Added safety checks to new FootstepSurface Material cache system.
+* Added safety checks to new ExtendedLevel override fog size feature.
+* Changed ContentRestoring of EnemyType's to use ScriptableObject name rather than enemyName
+* Fixed issue where synced audio clip that plays when previewing enemy beastiary file was not playing for custom enemies
+* Fixed issue where custom Enemy beastiary files did not have Info as a default keyword
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.4</summary>**
+
+**<details><summary>Fixes</summary>**
+
+* Updated .csproj and thunderstore.toml
+* Updated outdated README.md
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.3</summary>**
+
+**<details><summary>Features</summary>**
+
+* Implemented ExtendedFootstepSurface
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.2</summary>**
+
+**<details><summary>Fixes</summary>**
+
+* Updated onApparatusTaken ExtendedEvent
+
+</details>
+
+</details>
+
+**<details><summary>Version 1.3.1</summary>**
+
+**<details><summary>Fixes</summary>**
+
+* Fixed issue regarding deprecated Level list.
+
+</details>
+
+</details>
+
+
+**<details><summary>Version 1.3.0</summary>**
+
+**<details><summary>Features</summary>**
+
+* Updated mod for Lethal Company version 56
+* Added initial ExtendedBuyableVehicle implementation
+* Added LevelEvents.onShipLand ExtendedEvent
+* Added LevelEvents.onShipLeave ExtendedEvent
+* Added ExtendedLevel.OverrideDustStormVolumeSize Value
+* Added ExtendedLevel.OverrideFoggyVolumeSize Value
+* Added PatchedContent.TryGetExtendedContent() Function.
+* Added public references to basegame manager instances to OriginalContent
+* Updated ContentTag's for new Version 55/56 content
+
+</details>
+
+**<details><summary>Fixes</summary>**
+
+* Fixed issue with onApparatusTaken event running at unintended moments
+* Added safeguard to prevent multiple Lethalbundles with identical names from causing a gamebreaking error
+* Moved LethalLib from a Hard Dependency to a Soft Dependency
+* Fixed ExtendedItem's not correctly playing the purchased SFX when purchased from Terminal
+* Merged various pull requests to improve the workflow and deployment of further LethalLevelLoader development
+
+</details>
+
+</details>
+
 **<details><summary>Version 1.2.2</summary>**
 
 **<details><summary>Fixes</summary>**

LethalLevelLoader/Components/ExtendedContent/ExtendedBuyableVehicle.cs

@@ -8,14 +8,14 @@ namespace LethalLevelLoader
     [CreateAssetMenu(fileName = "ExtendedBuyableVehicle", menuName = "Lethal Level Loader/Extended Content/ExtendedBuyableVehicle", order = 21)]
     public class ExtendedBuyableVehicle : ExtendedContent
     {
-        [field: SerializeField] public BuyableVehicle BuyableVehicle { get; set; }
+        [field: SerializeField] public BuyableVehicle BuyableVehicle { get; set; } = null!;
         [field: SerializeField] public string TerminalKeywordName { get; set; } = string.Empty;
 
         public int VehicleID { get; set; }
 
-        public TerminalNode VehicleBuyNode { get; set; }
-        public TerminalNode VehicleBuyConfirmNode { get; set; }
-        public TerminalNode VehicleInfoNode { get; set; }
+        public TerminalNode VehicleBuyNode { get; set; } = null!;
+        public TerminalNode VehicleBuyConfirmNode { get; set; } = null!;
+        public TerminalNode VehicleInfoNode { get; set; } = null!;
 
         internal static ExtendedBuyableVehicle Create(BuyableVehicle newBuyableVehicle)
         {