feat: Implement a Discord bot for RSS feed checking with slash commands and add a Gitea Actions workflow for Docker image build and push.

.gitea/workflows/build.yml

@@ -0,0 +1,37 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+env:
+  REGISTRY: git.out.jafre.li
+  IMAGE_NAME: jafreli/updater
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ var.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Extract version from tag
+        id: version
+        run: echo "VERSION=${GITHUB_REF_NAME#v}" >> $GITHUB_OUTPUT
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.VERSION }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest

src/bot.py

@@ -2,6 +2,8 @@
 
 import asyncio
 import logging
+import re
+from html import unescape
 
 import discord
 from discord import app_commands
@@ -12,6 +14,28 @@ from .feed_checker import check_feeds, initialize_feed
 
 logger = logging.getLogger(__name__)
 
+# Regex to strip HTML tags
+_HTML_TAG_RE = re.compile(r"<[^>]+>")
+
+
+def clean_html(text: str) -> str:
+    """Strip HTML tags and decode HTML entities."""
+    text = _HTML_TAG_RE.sub("", text)
+    return unescape(text).strip()
+
+
+def _build_embed(title: str, link: str, feed_url: str) -> discord.Embed:
+    """Build a nice Discord embed for an RSS entry."""
+    title = clean_html(title)
+
+    embed = discord.Embed(
+        title=title,
+        url=link if link else None,
+        color=0x2B82D4,
+    )
+    embed.set_footer(text=f"📰 {feed_url}")
+    return embed
+
 
 class RSSBot(discord.Client):
     """Discord client with RSS feed monitoring."""
@@ -138,18 +162,13 @@ class RSSBot(discord.Client):
                 logger.exception("Could not fetch target channel")
                 return
 
-        title = entry["title"]
+        embed = _build_embed(entry["title"], entry["link"], url)
-        link = entry["link"]
-        if link:
-            message = f"📢 **{title}**\n{link}"
-        else:
-            message = f"📢 **{title}**"
 
         try:
-            await channel.send(message)
+            await channel.send(embed=embed)
-            logger.info("Posted newest entry from new feed: %s", title)
+            logger.info("Posted newest entry from new feed: %s", entry["title"])
         except Exception:
-            logger.exception("Failed to post entry: %s", title)
+            logger.exception("Failed to post entry: %s", entry["title"])
 
     async def _check_and_post(self) -> None:
         """Check feeds and post new entries to the target channel."""
@@ -164,19 +183,13 @@ class RSSBot(discord.Client):
         new_entries = check_feeds()
 
         for entry in new_entries:
-            title = entry["title"]
+            embed = _build_embed(entry["title"], entry["link"], entry["feed_url"])
-            link = entry["link"]
-
-            if link:
-                message = f"📢 **{title}**\n{link}"
-            else:
-                message = f"📢 **{title}**"
 
             try:
-                await channel.send(message)
+                await channel.send(embed=embed)
-                logger.info("Posted: %s", title)
+                logger.info("Posted: %s", entry["title"])
             except Exception:
-                logger.exception("Failed to post entry: %s", title)
+                logger.exception("Failed to post entry: %s", entry["title"])
 
     @tasks.loop(seconds=300)  # default, overridden in on_ready
     async def check_loop(self) -> None: