Release prep: 54 engines, self-hosted signatures, i18n, dashboard updates

Dockerfile

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+# syntax=docker/dockerfile:1
+# Syntrex GoMCP — Multi-stage build
+
+# ─── Build stage ────────────────────────────────────
+FROM golang:1.25-alpine AS builder
+
+RUN apk add --no-cache ca-certificates tzdata
+
+WORKDIR /src
+COPY go.mod go.sum ./
+RUN go mod download
+COPY . .
+
+# Build static binary (modernc/sqlite = pure Go, no CGO needed).
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o /gomcp ./cmd/gomcp
+
+# ─── Runtime stage ──────────────────────────────────
+FROM alpine:3.20
+
+RUN apk add --no-cache ca-certificates
+
+RUN addgroup -S syntrex && adduser -S syntrex -G syntrex
+
+WORKDIR /app
+COPY --from=builder /gomcp /app/gomcp
+
+# Create data directory for SQLite + RLM
+RUN mkdir -p /data/.rlm && chown -R syntrex:syntrex /data
+
+USER syntrex
+
+EXPOSE 9750
+
+ENV RLM_DIR=/data/.rlm
+ENV GOMCP_HTTP_PORT=9750
+
+ENTRYPOINT ["/app/gomcp"]
+CMD ["--http-port", "9750"]