Reduce image size of pctiler build

pctiler/Dockerfile

@@ -1,26 +1,37 @@
-FROM mambaorg/micromamba:1.4.0
-COPY --chown=$MAMBA_USER:$MAMBA_USER pctiler/environment.yaml /tmp/env.yaml
+FROM ubuntu:latest as build
 
-RUN micromamba install -y -n base -f /tmp/env.yaml && \
-    micromamba clean --all --yes
+# Install Micromamba
+RUN apt-get update && apt-get install -y curl bzip2
+RUN curl -Ls https://micro.mamba.pm/api/micromamba/linux-64/latest | tar -xvj bin/micromamba
 
-# The devops Personal Access Token for accessing
-# Azure Artifacts. Note: This will be visible as
-# plain text in the docker build logs. Only use your
-# PAT for development containers in your local environment.
-# Azure Pipelines will utilize a temporary key for builds
-# when building deploy images so that there is not arisk of
-# exposure.
-ARG DEVOPS_PAT
+COPY pctiler/environment.yaml /tmp/env.yaml
 
-EXPOSE 8000
+# Create a separate environment for the packages and remove unnecessary files
+RUN micromamba create -p /opt/conda/envs/myenv -f /tmp/env.yaml && \
+    micromamba clean --all --yes && \
+    rm -rf /root/.cache /tmp/env.yaml
+
+# Start from a new stage to avoid copying the build environment, and
+# copy the environment from the build stage
+# Remove unnecessary files
+RUN find /opt/conda/envs/myenv -type f -name "*.pyc" -exec rm -f {} \;
+RUN rm -rf /opt/conda/envs/myenv/share/doc
+RUN rm -rf /opt/conda/envs/myenv/share/locale
+RUN rm -rf /opt/conda/envs/myenv/man
+RUN rm -rf /opt/conda/envs/myenv/include
+
+FROM ubuntu:latest
+
+COPY --from=build /opt/conda/envs/myenv /opt/conda/envs/myenv
+ENV PATH="/opt/conda/envs/myenv/bin:$PATH"
 
 WORKDIR /opt/src
-ARG MAMBA_DOCKERFILE_ACTIVATE=1
 
-COPY --chown=$MAMBA_USER:$MAMBA_USER pccommon /opt/src/pccommon
-COPY --chown=$MAMBA_USER:$MAMBA_USER pctiler /opt/src/pctiler
-RUN python3 -m pip install -e ./pccommon -e ./pctiler[server]
+COPY pccommon /opt/src/pccommon
+COPY pctiler /opt/src/pctiler
+
+# Install the local modules in the new environment
+RUN /bin/sh -c "python -m pip install --no-cache-dir -e ./pccommon -e ./pctiler[server]"
 
 # GDAL config
 ENV GDAL_CACHEMAX 200
@@ -47,7 +58,4 @@ ENV MOSAIC_CONCURRENCY 1
 ENV APP_HOST=0.0.0.0
 ENV APP_PORT=80
 
-# Run uvicorn as root. The build context user is $MAMBA_USER which doesn't have
-# permission to bind to port 80.
-USER root
 CMD uvicorn pctiler.main:app --host ${APP_HOST} --port ${APP_PORT} --log-level info

pctiler/Dockerfile.dev

@@ -1,8 +1,6 @@
 FROM pc-apis-tiler
 
-ARG MAMBA_DOCKERFILE_ACTIVATE=1
-
-COPY --chown=$MAMBA_USER:$MAMBA_USER requirements-dev.txt requirements-dev.txt
+COPY requirements-dev.txt requirements-dev.txt
 
 RUN python3 -m pip install -r requirements-dev.txt
 RUN python3 -m pip install -e ./pccommon -e ./pctiler

pctiler/environment.yaml

@@ -10,16 +10,12 @@ dependencies:
   - planetary-computer==0.4.9
   - geojson-pydantic==0.4.2
   # colormap dependencies
-  - matplotlib==3.4.3
-  - git
+  - matplotlib-base==3.4.3
   - pip
   - pip:
-    - "titiler.core==0.10.2"
-    - "titiler.mosaic==0.10.2"
+      - "titiler.core==0.10.2"
+      - "titiler.mosaic==0.10.2"
 
-    - # titiler-pgstac
-    - "psycopg[binary,pool]"
-    - "titiler.pgstac==0.2.2"
-
-    # - "importlib_resources>=1.1.0;python_version<'3.9'"
-    # - "pccommon"
+      -  # titiler-pgstac
+      - "psycopg[binary,pool]"
+      - "titiler.pgstac==0.2.2"

pctiler/setup.py

@@ -2,27 +2,8 @@
 
 from setuptools import find_packages, setup
 
-# Runtime requirements.
-inst_reqs = [
-    "geojson-pydantic==0.4.2",
-    "jinja2==3.0.3",
-    "pystac==1.*",
-    "planetary-computer==0.4.*",
-
-    "rasterio==1.3.*",
-    "titiler.core==0.10.2",
-    "titiler.mosaic==0.10.2",
-
-    # titiler-pgstac
-    "psycopg[binary,pool]",
-    "titiler.pgstac==0.2.2",
-
-    # colormap dependencies
-    "matplotlib==3.4.*",
-
-    "importlib_resources>=1.1.0;python_version<'3.9'",
-    "pccommon",
-]
+# Runtime requirements, see environment.yaml
+inst_reqs = []
 
 extra_reqs = {
     "server": [