MCP sidecar images failing: github, playwright, pgtuner #40

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opened 2026-02-22 19:26:17 +00:00 by cpfarhood · 0 comments
cpfarhood commented 2026-02-22 19:26:17 +00:00 (Migrated from github.com)

Summary

Three MCP sidecar containers have broken images in chart v0.3.2:

ImagePullBackOff

Sidecar Image Issue
github ghcr.io/modelcontextprotocol/servers/github:latest Image does not exist at this path
playwright microsoft/playwright-mcp:latest Image does not exist at this path

CrashLoopBackOff

Sidecar Image Issue
pgtuner dog830228/pgtuner_mcp:latest Image pulls but container crashes on startup

Working sidecars

  • kubernetesquay.io/containers/kubernetes_mcp_server:v0.0.57
  • fluxghcr.io/controlplaneio-fluxcd/flux-operator-mcp:v0.41.1
  • homeassistantghcr.io/homeassistant-ai/ha-mcp:stable

Reproduce

Deploy with these values:

mcp:
  sidecars:
    github:
      enabled: true
    playwright:
      enabled: true
    pgtuner:
      enabled: true

Expected

All enabled MCP sidecars should use valid, pullable images and start successfully.

## Summary Three MCP sidecar containers have broken images in chart v0.3.2: ### ImagePullBackOff | Sidecar | Image | Issue | |---------|-------|-------| | `github` | `ghcr.io/modelcontextprotocol/servers/github:latest` | Image does not exist at this path | | `playwright` | `microsoft/playwright-mcp:latest` | Image does not exist at this path | ### CrashLoopBackOff | Sidecar | Image | Issue | |---------|-------|-------| | `pgtuner` | `dog830228/pgtuner_mcp:latest` | Image pulls but container crashes on startup | ### Working sidecars - `kubernetes` — `quay.io/containers/kubernetes_mcp_server:v0.0.57` - `flux` — `ghcr.io/controlplaneio-fluxcd/flux-operator-mcp:v0.41.1` - `homeassistant` — `ghcr.io/homeassistant-ai/ha-mcp:stable` ## Reproduce Deploy with these values: ```yaml mcp: sidecars: github: enabled: true playwright: enabled: true pgtuner: enabled: true ``` ## Expected All enabled MCP sidecars should use valid, pullable images and start successfully.
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Reference: farhoodlabs/devcontainer#40