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feat: playwright browser cache mount + PLAYWRIGHT_BROWSERS_PATH; ops guide: MCP stack inherited from base image

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This commit is contained in:
Raphael Westphal
2026-08-20 10:58:50 +02:00
parent 055dd88f5e
commit ecee633479
4 changed files with 29 additions and 16 deletions
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daemon/docker.go
+21 -14
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@@ -40,20 +40,21 @@ const (
stateRunning string = "running"
stateError string = "error"
imageRefWorker string = "lvmh-worker:latest"
labelSession string = "lvmh.session"
volumeRepoPrefix string = "lvmh-repo-"
volumeSessions string = "lvmh-sessions"
volumePiCache string = "lvmh-pi-cache" // pi package cache (git:/npm:), shared across spawns
cacheMount string = "/root/.pi/agent/cache"
authMountTarget string = "/root/.pi/agent/auth.json"
envHostPiAgentDir string = "LVMH_HOST_PI_AGENT_DIR"
envSecretsDir string = "LVMH_SECRETS_DIR"
envCloakCacheDir string = "LVMH_CLOAK_CACHE_DIR"
sshMountTarget string = "/root/.ssh"
gitconfigMountTarget string = "/root/.gitconfig"
workspaceMount string = "/workspace"
sessionsMount string = "/pi-sessions"
imageRefWorker string = "lvmh-worker:latest"
labelSession string = "lvmh.session"
volumeRepoPrefix string = "lvmh-repo-"
volumeSessions string = "lvmh-sessions"
volumePiCache string = "lvmh-pi-cache" // pi package cache (git:/npm:), shared across spawns
cacheMount string = "/root/.pi/agent/cache"
authMountTarget string = "/root/.pi/agent/auth.json"
envHostPiAgentDir string = "LVMH_HOST_PI_AGENT_DIR"
envSecretsDir string = "LVMH_SECRETS_DIR"
envCloakCacheDir string = "LVMH_CLOAK_CACHE_DIR"
envPlaywrightCacheDir string = "LVMH_PLAYWRIGHT_CACHE_DIR"
sshMountTarget string = "/root/.ssh"
gitconfigMountTarget string = "/root/.gitconfig"
workspaceMount string = "/workspace"
sessionsMount string = "/pi-sessions"
envWorkerDockerfile string = "LVMH_WORKER_DOCKERFILE"
defaultDockerfile string = "/app/build/docker/worker.Dockerfile"
@@ -375,6 +376,7 @@ func workerEnv(s *Spawner, repo, sessionID string) []string {
"GEMINI_API_KEY=" + os.Getenv("GEMINI_API_KEY"),
"DEEPSEEK_KEY=" + os.Getenv("DEEPSEEK_KEY"),
"ANTHROPIC_API_KEY=" + os.Getenv("ANTHROPIC_API_KEY"),
"PLAYWRIGHT_BROWSERS_PATH=/pw-browsers",
envLVMHRepo + "=" + repo,
}
// Gitea token (write scope) so agents can push and open PRs.
@@ -556,6 +558,11 @@ func (s *Spawner) createAndStart(ctx context.Context, repo, slug, sessionID stri
if hostAgent := os.Getenv(envHostPiAgentDir); hostAgent != "" {
binds = append(binds, hostAgent+"/auth.json:"+authMountTarget+":ro")
}
// Shared playwright browser cache (host path, read-only); the env var
// below makes every playwright-based MCP use it instead of downloading.
if pw := os.Getenv(envPlaywrightCacheDir); pw != "" {
binds = append(binds, pw+":/pw-browsers:ro")
}
// Shared cloakbrowser chromium cache (host path, read-only): browsers
// are ~700MB; one copy serves every container. CLOAKBROWSER_CACHE_DIR
// points the MCP at it (see docker/mcp.json).