copy some tech improvements from fridgebot (simplified docker-compose…

…, version command

.github/workflows/main.yml

@@ -10,6 +10,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    - id: compute-version-code
+      shell: bash
+      run: echo "release-version=$(echo ${GITHUB_SHA:0:8})" >> $GITHUB_OUTPUT
+    - name: Publish Docker
+      uses: elgohr/[email protected]
+      env:
+        HIGHLIGHTBOT_VERSION: ${{ steps.compute-version-code.outputs.release-version }}
     - name: Publish Docker
       uses: elgohr/[email protected]
       with:
@@ -20,3 +27,4 @@ jobs:
         password: ${{ secrets.REPO_PASSWD }}
         default_branch: master
         no_push: ${{ github.event_name == 'pull_request' }}
+        buildargs: HIGHLIGHTBOT_VERSION

HighlightBot/Dockerfile

@@ -7,6 +7,12 @@ RUN mv appsettings.json.example appsettings.json
 RUN dotnet publish "HighlightBot.csproj" -c Release -o /app/publish
 
 FROM mcr.microsoft.com/dotnet/runtime:6.0-alpine AS final
+
+ARG FRIDGEBOT_VERSION
+
 WORKDIR /app
 COPY --from=build /app/publish .
+
+ENV FRIDGEBOT_VERSION=$FRIDGEBOT_VERSION
+
 ENTRYPOINT ["./HighlightBot"]

HighlightBot/HighlightCommandModule.cs

@@ -17,6 +17,17 @@ public override Task BeforeExecutionAsync(CommandContext ctx) {
 		return Task.CompletedTask;
 	}
 
+	[Command("version")]
+	public Task ShowVersion(CommandContext context) {
+		string? response = Environment.GetEnvironmentVariable("HIGHLIGHTBOT_VERSION");
+
+		if (string.IsNullOrWhiteSpace(response)) {
+			response = "Unset";
+		}
+
+		return context.RespondAsync(response);
+	}
+
 	[Command("show")]
 	public Task GetAllHighlights(CommandContext context) {
 		return Session.GetAllHighlights(Hcc);

HighlightBot/SlashCommandModule.cs

@@ -17,6 +17,17 @@ public override Task<bool> BeforeSlashExecutionAsync(InteractionContext ctx) {
 		return Task.FromResult(true);
 	}
 
+	[SlashCommand("version", "Get the bot's version.")]
+	public Task ShowVersion(InteractionContext context) {
+		string? response = Environment.GetEnvironmentVariable("HIGHLIGHTBOT_VERSION");
+
+		if (string.IsNullOrWhiteSpace(response)) {
+			response = "Unset";
+		}
+
+		return context.CreateResponseAsync(response);
+	}
+
 	[SlashCommand("show", "Show all your highlights.")]
 	public Task GetAllHighlights(InteractionContext context) {
 		return Session.GetAllHighlights(Hcc);

docker-compose.yml

@@ -0,0 +1,31 @@
+version: "3.3"
+
+services:
+  database:
+    image: "postgres:13.3"
+    environment:
+      POSTGRES_USER: highlightbot
+      POSTGRES_PASSWORD: test123
+      POSTGRES_DB: highlightbot-data
+    ports:
+      - "5432:5432"
+    networks:
+      - highlightbot-network
+    volumes:
+      - database-data:/var/lib/postgresql/data/ # persist data even if container shuts down
+  bot:
+    build: HighlightBot
+    environment:
+      HIGHLIGHT_Discord__Token: "try not to commit this line."
+      HIGHLIGHT_DiscordNotifications__WebhookUrl: ""
+      HIGHLIGHT_ConnectionStrings__HighlightDbContext: "Host=database; Database=highlightbot-data; Port=5432; Username=highlightbot; Password=test123"
+    depends_on:
+      - database
+    networks:
+      - highlightbot-network
+
+networks:
+  highlightbot-network:
+
+volumes:
+  database-data: # named volumes can be managed easier using docker-compose