fix(ja4ebpf): split bpf2go generate into Ja4Tc + Ja4Ssl, fix RPM systemd-rpm-macros

- Use two separate //go:generate directives (Ja4Tc for tc_capture.c, Ja4Ssl
  for uprobe_ssl.c) to avoid duplicate LICENSE symbol and multi-file clang issue
- Update loader.go to hold tcObjs/sslObjs separately with correct field names:
  UprobeSslSetFd, UprobeSslReadEntry, UretprobeSslReadExit,
  KprobeAccept4Entry, KretprobeAccept4Exit
- Add systemd-rpm-macros to all three RPM build stages (el8/el9/el10)
  so that %{_unitdir} macro resolves correctly
- RPMs now build successfully for el8, el9, el10

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

old/services/sentinel/Dockerfile.package

@@ -0,0 +1,109 @@
+# syntax=docker/dockerfile:1
+# =============================================================================
+# sentinel — Dockerfile de packaging RPM (Rocky Linux 8/9, AlmaLinux 10)
+# Build context: monorepo root (ja4-platform/)
+# Méthode: 1 builder Go → 1 rpm-builder (rpmbuild, 3 × dist) → 1 output alpine
+# =============================================================================
+
+# =============================================================================
+# Stage 1: Builder — compilation du binaire Go sur Rocky Linux 9
+# Rocky Linux 9 comme base builder assure la compatibilité binaire sur toutes
+# les distros cibles (el8/el9/el10 sont ABI-compatibles pour les libs system).
+# =============================================================================
+FROM rockylinux:9 AS builder
+
+WORKDIR /build
+
+RUN dnf install -y epel-release && \
+    dnf config-manager --set-enabled crb && \
+    dnf install -y golang git libpcap-devel gcc make && \
+    dnf clean all
+
+# Copie du workspace Go et du module partagé en premier (meilleur cache)
+COPY go.work go.work.sum* ./
+COPY shared/go/ja4common/ ./shared/go/ja4common/
+COPY services/sentinel/go.mod services/sentinel/go.sum* ./services/sentinel/
+COPY services/correlator/go.mod services/correlator/go.sum* ./services/correlator/
+
+WORKDIR /build/services/sentinel
+RUN go mod download || true
+
+COPY services/sentinel/ /build/services/sentinel/
+
+ARG VERSION=dev
+ARG BUILD_TIME=""
+ARG GIT_COMMIT=""
+
+RUN mkdir -p dist && \
+    CGO_ENABLED=1 GOOS=linux GOARCH=amd64 \
+    go build -buildvcs=false \
+    -ldflags "-X main.Version=${VERSION} -X main.BuildTime=${BUILD_TIME} -X main.GitCommit=${GIT_COMMIT}" \
+    -o dist/sentinel \
+    ./cmd/ja4sentinel
+
+# =============================================================================
+# Stage 2: rpm-builder — construction des RPMs avec rpmbuild
+# Un seul stage, trois appels rpmbuild successifs (el8, el9, el10).
+# =============================================================================
+FROM rockylinux:9 AS rpm-builder
+
+WORKDIR /package
+
+ARG VERSION=dev
+
+RUN dnf install -y rpm-build rpmdevtools systemd-rpm-macros && dnf clean all
+
+RUN mkdir -p /root/rpmbuild/{BUILD,RPMS,SOURCES,SPECS,SRPMS} && \
+    mkdir -p /root/rpmbuild/SOURCES/logrotate && \
+    mkdir -p /packages/rpm/{el8,el9,el10}
+
+# Spec et fichiers sources
+COPY services/sentinel/packaging/rpm/ja4sentinel.spec /root/rpmbuild/SPECS/ja4sentinel.spec
+COPY --from=builder /build/services/sentinel/dist/sentinel /root/rpmbuild/SOURCES/ja4sentinel
+COPY services/sentinel/packaging/systemd/ja4sentinel.service /root/rpmbuild/SOURCES/ja4sentinel.service
+COPY services/sentinel/packaging/logrotate/ja4sentinel /root/rpmbuild/SOURCES/logrotate/ja4sentinel
+COPY services/sentinel/config.yml.example /root/rpmbuild/SOURCES/config.yml
+
+RUN chmod 755 /root/rpmbuild/SOURCES/ja4sentinel && \
+    chmod 644 /root/rpmbuild/SOURCES/ja4sentinel.service && \
+    chmod 644 /root/rpmbuild/SOURCES/logrotate/ja4sentinel && \
+    chmod 640 /root/rpmbuild/SOURCES/config.yml
+
+# el8
+RUN rpmbuild --define "_topdir /root/rpmbuild" \
+             --define "dist .el8" \
+             --define "build_version ${VERSION}" \
+             --target x86_64 \
+             -bb /root/rpmbuild/SPECS/ja4sentinel.spec && \
+    cp /root/rpmbuild/RPMS/x86_64/*.el8.x86_64.rpm /packages/rpm/el8/
+
+# el9
+RUN rpmbuild --define "_topdir /root/rpmbuild" \
+             --define "dist .el9" \
+             --define "build_version ${VERSION}" \
+             --target x86_64 \
+             -bb /root/rpmbuild/SPECS/ja4sentinel.spec && \
+    cp /root/rpmbuild/RPMS/x86_64/*.el9.x86_64.rpm /packages/rpm/el9/
+
+# el10
+RUN rpmbuild --define "_topdir /root/rpmbuild" \
+             --define "dist .el10" \
+             --define "build_version ${VERSION}" \
+             --target x86_64 \
+             -bb /root/rpmbuild/SPECS/ja4sentinel.spec && \
+    cp /root/rpmbuild/RPMS/x86_64/*.el10.x86_64.rpm /packages/rpm/el10/
+
+# =============================================================================
+# Stage 3: output — image finale contenant uniquement les RPMs
+# =============================================================================
+FROM alpine:latest AS output
+
+WORKDIR /packages
+COPY --from=rpm-builder /packages/rpm/el8/*.rpm /packages/rpm/el8/
+COPY --from=rpm-builder /packages/rpm/el9/*.rpm /packages/rpm/el9/
+COPY --from=rpm-builder /packages/rpm/el10/*.rpm /packages/rpm/el10/
+
+CMD ["sh", "-c", \
+  "echo '=== RPM el8 ===' && ls -la /packages/rpm/el8/ && \
+   echo '' && echo '=== RPM el9 ===' && ls -la /packages/rpm/el9/ && \
+   echo '' && echo '=== RPM el10 ===' && ls -la /packages/rpm/el10/"]