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.dev

@@ -0,0 +1,25 @@
+# Development and test image for sentinel (was ja4sentinel)
+# Build context: monorepo root (ja4-platform/)
+# Usage: docker build -f services/sentinel/Dockerfile.dev -t sentinel-dev .
+FROM golang:1.24-alpine
+
+RUN apk add --no-cache git make libpcap-dev gcc musl-dev linux-headers
+
+WORKDIR /build
+
+# Copy Go workspace and shared module first for better layer caching
+COPY go.work go.work.sum* ./
+COPY shared/go/ja4common/ ./shared/go/ja4common/
+
+# Copy service module descriptor then download deps
+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 full service source
+COPY services/sentinel/ /build/services/sentinel/
+
+# Default: run tests with race detector
+CMD ["go", "test", "-race", "-v", "./..."]