chore(deps): update rust docker digest to 4fd8406

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
rust	final	digest	fb328f0 → 4fd8406
rust	stage	digest	fb328f0 → 4fd8406

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📥 Commits

Reviewing files that changed from the base of the PR and between c8994e9 and 88d73c4.

📒 Files selected for processing (1)

• packaging/mise/Dockerfile

🚧 Files skipped from review as they are similar to previous changes (1)

• packaging/mise/Dockerfile

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📝 Walkthrough

Walkthrough

The Dockerfile updates the Rust base image digest to a new pinned rust@sha256:… for both the builder (line 2) and runtime (line 12) stages; no other build steps, environment variables, or commands are changed.

Changes

Base Image Update

Layer / File(s)	Summary
Rust base image digest update packaging/mise/Dockerfile	Both the builder stage (line 2) and runtime stage (line 12) are updated to use the new rust@sha256:… digest.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

• jdx/mise#10232: Also bumps pinned digests for mise-related components (updates jdx/mise-action digest in workflows).

Poem

🐰 I nibble lines in Docker's lair,
Two rusty hashes swapped with care.
Builder wakes and runtime too,
A tiny tweak, the build is new.
Carrot cheer for CI, hop-hop-hooray.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main change: updating the Rust Docker digest in the Dockerfile from fb328f0 to 4fd8406.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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Hyperfine Performance

mise x -- echo

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
mise-2026.6.3 x -- echo	20.4 ± 1.2	18.3	28.9	1.00
mise x -- echo	21.3 ± 3.0	18.5	38.9	1.04 ± 0.16

mise env

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
mise-2026.6.3 env	21.8 ± 1.9	18.1	28.9	1.00
mise env	23.8 ± 1.9	19.8	32.8	1.10 ± 0.13

mise hook-env

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
mise-2026.6.3 hook-env	22.8 ± 1.7	19.6	29.5	1.00
mise hook-env	23.3 ± 1.5	20.9	33.4	1.02 ± 0.10

mise ls

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
mise-2026.6.3 ls	18.5 ± 1.4	15.9	26.3	1.00
mise ls	18.9 ± 1.5	16.2	26.8	1.02 ± 0.11

xtasks/test/perf

Command	mise-2026.6.3	mise	Variance
install (cached)	152ms	152ms	+0%
ls (cached)	73ms	73ms	+0%
bin-paths (cached)	78ms	79ms	-1%
task-ls (cached)	152ms	152ms	+0%