feat: initial Beta 1 release

- soju raw connector with event playback and CHATHISTORY fallback
- SQLite store with msgid de-dup and retention job
- Mentions + Pushover + tuning; structured JSON logs
- Summaries: concise, link-following, multi-line grouping
- HTTP: /healthz, /ready, /tail, /trigger, /metrics
- Docker: distroless, healthcheck, version metadata
- Docs: README, CHANGELOG, compose

docker-compose.yml

@@ -0,0 +1,21 @@
+services:
+  sojuboy:
+    build: .
+    image: sojuboy:latest
+    container_name: sojuboy
+    restart: unless-stopped
+    env_file: .env
+    ports:
+      - "8080:8080"
+    volumes:
+      - sojuboy_data:/data
+    healthcheck:
+      test: ["CMD", "/sojuboy", "--health"]
+      interval: 30s
+      timeout: 3s
+      retries: 3
+volumes:
+  sojuboy_data: {}
+
+
+