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@@ -34,7 +34,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 
 # Layer 1b: Install Julia via official binary (not in Kali apt)
 RUN curl -sL https://julialang-s3.julialang.org/bin/linux/x64/1.10/julia-1.10.4-linux-x86_64.tar.gz | tar xz -C /opt && \
-    ln -s /opt/julia-1.10.4/bin/julia /usr/local/bin/julia
+    ln -s /opt/julia-1.10.4/bin/julia /usr/local/bin/julia && \
+    apt-get update && apt-get install -y --no-install-recommends execstack && \
+    execstack -c /opt/julia-1.10.4/lib/julia/libopenlibm.so 2>/dev/null || true && \
+    rm -rf /var/lib/apt/lists/*
 
 # Layer 2: Install Kotlin, Clojure, Swift via SDKMAN/curl (not in Kali apt)
 RUN curl -s "https://get.sdkman.io" | bash && \

app.py

@@ -1932,7 +1932,7 @@ async def lang_execute(request: Request):
     elif language == "ada":
         cmd = f"cd {ws_dir} && gnatmake -q {filename} && ./{filename.replace('.adb', '')}"
     elif language == "go":
-        cmd = f"cd {ws_dir} && go run {filename}"
+        cmd = f"cd {ws_dir} && [ -f go.mod ] || go mod init exec_temp && go run {filename}"
     elif language == "awk":
         cmd = f"awk -f {filepath}"
     else:
@@ -2838,7 +2838,7 @@ async def backup_create(request: Request):
     backup_dir.mkdir(parents=True, exist_ok=True)
     backup_name = f"{workspace}_{int(time.time())}"
     backup_path = backup_dir / f"{backup_name}.tar.gz"
-    shutil.make_archive(str(backup_path.with_suffix("")), "gztar", str(ws_dir))
+    shutil.make_archive(str(backup_dir / backup_name), "gztar", str(ws_dir))
     size = backup_path.stat().st_size
     _add_audit_entry("backup_create", {"workspace": workspace, "backup": backup_name, "size": size})
     return {"status": "created", "backup": backup_name, "size_bytes": size, "path": str(backup_path)}