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Chief Engineer OttoMaster Shipwright+50 XP
Bay #1: Level 1: Lowering the Foundation Hull
"Ahoy, Apprentice! Our gantry crane is ready. Type `FROM alpine:3.19` to lower our lightweight Linux hull into the dry dock."
What FROM is for:
Specifies the parent operating system / runtime container image upon which all subsequent layers are built.
Inspection Target:
Select and hoist your base image foundation using the FROM instruction.
FROM
COPY
RUN
CMD/ENTRY
Stage: dockerfile · Pan with drag · Zoom with scroll · Click destination terminal to retarget
MANIFEST: Dockerfile0 Layers • 0 MB
Dockerfile is empty. Type a starting instruction like
FROM alpine:3.19Phase 1 (Active): Author Dockerfile (0 layers)
Write Dockerfile instructions above. 'docker build' is locked until all layers are defined.
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