diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 39df6a9..db6d885 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -10,8 +10,8 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.12"
           - "3.13"
+          - "3.14"
     steps:
       - name: Set up Docker buildx
         uses: docker/setup-buildx-action@v3
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8b0d1fe..5c7231b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -7,9 +7,10 @@ on:
   push:
     branches:
       - main
+  workflow_dispatch:
 
 env:
-  LATEST_PYTHON_VERSION: "3.13"
+  LATEST_PYTHON_VERSION: "3.14"
 
 jobs:
   build_and_upload_image:
@@ -17,8 +18,8 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.12"
           - "3.13"
+          - "3.14"
     steps:
       - name: Set up Docker buildx
         uses: docker/setup-buildx-action@v3
diff --git a/Dockerfile b/Dockerfile
index 0c398a3..1f6f67d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-ARG PYTHON_VERSION="3.13"
+ARG PYTHON_VERSION="3.14"
 FROM mcr.microsoft.com/devcontainers/python:${PYTHON_VERSION}
 
 LABEL org.opencontainers.image.authors="Ryan Boehning <1250684+ryboe@users.noreply.github.com>"
@@ -20,16 +20,10 @@ RUN sed -i 's/\/home\/vscode:\/bin\/bash/\/home\/vscode:\/bin\/zsh/' /etc/passwd
 USER vscode
 
 # Remove shell configs from the base image.
-RUN rm -rf ~/.bash_logout ~/.bashrc ~/.oh-my-zsh ~/.profile
+RUN rm -rf ~/.bash_logout ~/.bashrc ~/.profile
 
-# Enable pipefail to catch poetry install errors.
+# Enable pipefail to catch uv install errors below.
 SHELL ["/bin/zsh", "-o", "pipefail", "-c"]
 
-# Install poetry and enable its completions.
-RUN <<-EOT
-    mkdir -p /home/vscode/.local/bin
-    curl -sSL https://install.python-poetry.org | python -
-    mkdir -p ~/.zfunc
-    poetry completions zsh > ~/.zfunc/_poetrywhic
-    fpath+=~/.zfunc
-EOT
+# Install uv.
+RUN curl -LsSf https://astral.sh/uv/install.sh | sh