build: fix api docker build (#36423)

.github/workflows/build-push.yml

@@ -35,15 +35,15 @@ jobs:
           - service_name: "build-api-amd64"
             image_name_env: "DIFY_API_IMAGE_NAME"
             artifact_context: "api"
-            build_context: "{{defaultContext}}:api"
-            file: "Dockerfile"
+            build_context: "{{defaultContext}}"
+            file: "api/Dockerfile"
             platform: linux/amd64
             runs_on: depot-ubuntu-24.04-4
           - service_name: "build-api-arm64"
             image_name_env: "DIFY_API_IMAGE_NAME"
             artifact_context: "api"
-            build_context: "{{defaultContext}}:api"
-            file: "Dockerfile"
+            build_context: "{{defaultContext}}"
+            file: "api/Dockerfile"
             platform: linux/arm64
             runs_on: depot-ubuntu-24.04-4
           - service_name: "build-web-amd64"
@@ -117,8 +117,8 @@ jobs:
       matrix:
         include:
           - service_name: "validate-api-amd64"
-            build_context: "{{defaultContext}}:api"
-            file: "Dockerfile"
+            build_context: "{{defaultContext}}"
+            file: "api/Dockerfile"
           - service_name: "validate-web-amd64"
             build_context: "{{defaultContext}}"
             file: "web/Dockerfile"

.github/workflows/docker-build.yml

@@ -6,6 +6,12 @@ on:
       - "main"
     paths:
       - api/Dockerfile
+      - api/Dockerfile.dockerignore
+      - api/pyproject.toml
+      - api/uv.lock
+      - dify-agent/pyproject.toml
+      - dify-agent/README.md
+      - dify-agent/src/**
       - web/Dockerfile
 
 concurrency:
@@ -25,13 +31,13 @@ jobs:
           - service_name: "api-amd64"
             platform: linux/amd64
             runs_on: depot-ubuntu-24.04-4
-            context: "{{defaultContext}}:api"
-            file: "Dockerfile"
+            context: "{{defaultContext}}"
+            file: "api/Dockerfile"
           - service_name: "api-arm64"
             platform: linux/arm64
             runs_on: depot-ubuntu-24.04-4
-            context: "{{defaultContext}}:api"
-            file: "Dockerfile"
+            context: "{{defaultContext}}"
+            file: "api/Dockerfile"
           - service_name: "web-amd64"
             platform: linux/amd64
             runs_on: depot-ubuntu-24.04-4
@@ -64,8 +70,8 @@ jobs:
       matrix:
         include:
           - service_name: "api-amd64"
-            context: "{{defaultContext}}:api"
-            file: "Dockerfile"
+            context: "{{defaultContext}}"
+            file: "api/Dockerfile"
           - service_name: "web-amd64"
             context: "{{defaultContext}}"
             file: "web/Dockerfile"

api/Dockerfile

@@ -22,9 +22,11 @@ RUN apt-get update \
           libmpfr-dev libmpc-dev
 
 # Install Python dependencies (workspace members under providers/vdb/)
-COPY pyproject.toml uv.lock ./
-COPY providers ./providers
-# Trust the checked-in lock during image builds; dev-only path sources live outside the api/ context.
+COPY api/pyproject.toml api/uv.lock ./
+COPY api/providers ./providers
+COPY dify-agent/pyproject.toml dify-agent/README.md /app/dify-agent/
+COPY dify-agent/src /app/dify-agent/src
+# Trust the checked-in lock during image builds; local path sources are copied from the repository context.
 RUN uv sync --frozen --no-dev
 
 # production stage
@@ -108,10 +110,10 @@ RUN python -c "import tiktoken; tiktoken.encoding_for_model('gpt2')" \
     && chown -R dify:dify ${TIKTOKEN_CACHE_DIR}
 
 # Copy source code
-COPY --chown=dify:dify . /app/api/
+COPY --chown=dify:dify api /app/api/
 
 # Prepare entrypoint script
-COPY --chown=dify:dify --chmod=755 docker/entrypoint.sh /entrypoint.sh
+COPY --chown=dify:dify --chmod=755 api/docker/entrypoint.sh /entrypoint.sh
 
 
 ARG COMMIT_SHA

api/Dockerfile.dockerignore

@@ -0,0 +1,25 @@
+*
+
+!api/
+!api/**
+!dify-agent/
+!dify-agent/pyproject.toml
+!dify-agent/README.md
+!dify-agent/src/
+!dify-agent/src/**
+
+api/.venv
+api/.venv/**
+api/.env
+api/*.env.*
+api/.idea
+api/.mypy_cache
+api/.ruff_cache
+api/storage/generate_files/*
+api/storage/privkeys/*
+api/storage/tools/*
+api/storage/upload_files/*
+api/logs
+api/*.log*
+**/__pycache__
+**/*.pyc