Update docker build for mamba/conflict resolution

Dockerfile

@@ -1,19 +1,21 @@
-FROM continuumio/miniconda3:4.10.3
+FROM condaforge/mambaforge:4.10.3-5
 
-# Install system dependencies
+# # Install system dependencies
 RUN apt-get update && \
     apt-get install -y build-essential && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
 LABEL org.opencontainers.image.source="https://github.com/usda-ars-gbru/itsxpress"
 # Install conda dependencies
-RUN conda install -c bioconda vsearch=2.22.1 hmmer=3.1b2
+RUN conda update mamba -c conda-forge
+RUN mamba install -c conda-forge python=3.8.16
+RUN mamba install -c bioconda vsearch=2.22.1 hmmer=3.1b2
 
 # Copy the itsxpress package files and install dependencies
 COPY . /app
 WORKDIR /app
 RUN pip install --no-cache-dir .
 
 # Set the default command to run itsxpress
-CMD ["itsxpress"]
+CMD ["itsxpress"]