fix(opencode): add debugging output for installation

- Add set -x for verbose command execution
- Add error messages if npm install fails
- Check which opencode and list global bin directory
- Add npm global bin to PATH in bashrc
- Add ca-certificates package for HTTPS

Quality gates: code review

apps/api/src/main.py

@@ -168,10 +168,16 @@ services:
     ports:
       - "3000:3000"
     command: >
-      sh -c "apt-get update && apt-get install -y git &&
-             npm install -g opencode-ai --unsafe-perm &&
+      sh -c "set -x &&
+             apt-get update && apt-get install -y git ca-certificates &&
+             echo 'Installing opencode...' &&
+             npm install -g opencode-ai 2>&1 || echo 'ERROR: npm install failed' &&
+             which opencode || echo 'ERROR: opencode not in PATH' &&
+             npm bin -g &&
+             ls -la $(npm bin -g) || echo 'ERROR: global bin dir not found' &&
+             echo 'export PATH=\"$(npm bin -g):\$PATH\"' >> /root/.bashrc &&
              echo 'cd /workspace' >> /root/.bashrc &&
-             echo 'OpenCode installed. Run: opencode' &&
+             echo 'OpenCode installation complete' &&
              cd /workspace &&
              exec tail -f /dev/null"
     stdin_open: true