Test worked

Dockerfile

@@ -15,6 +15,7 @@ RUN pacman -Sy --noconfirm archlinux-keyring && \
         mariadb-clients \
         nodejs \
         npm \
+        opencode \
         openssh \
         php \
         php-sqlite \
@@ -78,8 +79,19 @@ RUN tag="$(curl -fsSL https://gitea.com/api/v1/repos/gitea/gitea-mcp/releases/la
 # hardcodes the InvokeAI URL, so patch it to honor $INVOKEAI_BASE_URL; the
 # grep fails the build if upstream changes shape and the patch stops landing.
 RUN uv tool install invokeai-mcp-server && \
-    sed -i 's|^INVOKEAI_BASE_URL = .*|import os\nINVOKEAI_BASE_URL = os.environ.get("INVOKEAI_BASE_URL", "http://127.0.0.1:9090")|' \
-        /root/.local/share/uv/tools/invokeai-mcp-server/lib/python*/site-packages/invokeai_mcp_server.py && \
+    python -c "
+import glob
+path = glob.glob('/root/.local/share/uv/tools/invokeai-mcp-server/lib/python*/site-packages/invokeai_mcp_server.py')[0]
+with open(path) as f:
+    c = f.read()
+c = 'import os\n' + c
+c = c.replace(
+    'INVOKEAI_BASE_URL = \"http://127.0.0.1:9090\"',
+    'INVOKEAI_BASE_URL = os.environ.get(\"INVOKEAI_BASE_URL\", \"http://127.0.0.1:9090\")'
+)
+with open(path, 'w') as f:
+    f.write(c)
+" && \
     grep -q 'INVOKEAI_BASE_URL = os.environ.get' \
         /root/.local/share/uv/tools/invokeai-mcp-server/lib/python*/site-packages/invokeai_mcp_server.py