Feature/use db

Dockerfile.alertmanager

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+# Multi-stage Dockerfile for Alertmanager
+FROM golang:1.23-alpine AS builder
+
+# Install build dependencies
+RUN apk add --no-cache git make bash nodejs npm
+
+# Set working directory
+WORKDIR /app
+
+# Copy go mod files
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build the binaries (skip UI build for faster compilation)
+# Force native architecture build
+RUN CGO_ENABLED=0 GOOS=linux go build -o alertmanager ./cmd/alertmanager
+RUN CGO_ENABLED=0 GOOS=linux go build -o amtool ./cmd/amtool
+
+# Final stage
+FROM alpine:latest
+
+# Install ca-certificates for TLS with retry logic
+RUN apk update && apk --no-cache add ca-certificates tzdata || \
+    (sleep 5 && apk update && apk --no-cache add ca-certificates tzdata)
+
+# Create alertmanager user
+RUN addgroup -S alertmanager && adduser -S alertmanager -G alertmanager
+
+# Copy binaries from builder stage
+COPY --from=builder /app/alertmanager /bin/alertmanager
+COPY --from=builder /app/amtool /bin/amtool
+
+# Copy default configuration
+COPY examples/ha/alertmanager.yml /etc/alertmanager/alertmanager.yml
+
+# Create directories and set permissions
+RUN mkdir -p /alertmanager && \
+    chown -R alertmanager:alertmanager /etc/alertmanager /alertmanager
+
+USER alertmanager
+EXPOSE 9093
+VOLUME ["/alertmanager"]
+WORKDIR /alertmanager
+ENTRYPOINT ["/bin/alertmanager"]
+CMD ["--config.file=/etc/alertmanager/alertmanager.yml", \
+     "--storage.path=/alertmanager"]

Dockerfile.webhook

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+# Dockerfile for webhook echo server
+FROM golang:1.23-alpine AS builder
+
+# Set working directory
+WORKDIR /app
+
+# Copy the echo.go file
+COPY examples/webhook/echo.go .
+
+# Build the binary
+RUN CGO_ENABLED=0 go build -o webhook-server echo.go
+
+# Final stage
+FROM alpine:latest
+
+# Install ca-certificates for TLS with retry logic
+RUN apk update && apk --no-cache add ca-certificates || \
+    (sleep 5 && apk update && apk --no-cache add ca-certificates)
+
+# Create webhook user
+RUN addgroup -S webhook && adduser -S webhook -G webhook
+
+# Copy binary from builder stage
+COPY --from=builder /app/webhook-server /bin/webhook-server
+
+USER webhook
+EXPOSE 5001
+ENTRYPOINT ["/bin/webhook-server"]

alertmanager-1.yml

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+route:
+  group_by: ['alertname']
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 1h
+  receiver: 'web.hook'
+receivers:
+  - name: 'web.hook'
+    webhook_configs:
+      - url: 'http://webhook-server:5001/'
+inhibit_rules:
+  - source_match:
+      severity: 'critical'
+    target_match:
+      severity: 'warning'
+    equal: ['alertname', 'dev', 'instance']

alertmanager-2.yml

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+route:
+  group_by: ['alertname']
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 1h
+  receiver: 'web.hook'
+receivers:
+  - name: 'web.hook'
+    webhook_configs:
+      - url: 'http://webhook-server:5001/'
+inhibit_rules:
+  - source_match:
+      severity: 'critical'
+    target_match:
+      severity: 'warning'
+    equal: ['alertname', 'dev', 'instance']

alertmanager-3.yml

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+route:
+  group_by: ['alertname']
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 1h
+  receiver: 'web.hook'
+receivers:
+  - name: 'web.hook'
+    webhook_configs:
+      - url: 'http://webhook-server:5001/'
+inhibit_rules:
+  - source_match:
+      severity: 'critical'
+    target_match:
+      severity: 'warning'
+    equal: ['alertname', 'dev', 'instance']