support connecting to multiple database

.devcontainer/devcontainer.json

@@ -1,8 +1,8 @@
 {
   "name": "Postgres MCP Dev Environment",
   "image": "mcr.microsoft.com/devcontainers/python:3.12-bookworm",
-  "postCreateCommand": "/app/.devcontainer/setup_devcontainer.sh",
   "userEnvProbe": "loginShell",
+  "postCreateCommand": ".devcontainer/setup_devcontainer.sh",
   "workspaceFolder": "/app",
   "workspaceMount": "source=${localWorkspaceFolder},target=/app,type=bind,consistency=cached",
   "runArgs": [
@@ -12,7 +12,8 @@
   "customizations": {
     "vscode": {
       "settings": {
-        "python.defaultInterpreterPath": "${workspaceFolder}/.venv/bin/python"
+        "python.defaultInterpreterPath": "${workspaceFolder}/.venv/bin/python",
+        "python.testing.pytestEnabled": true
       },
       "extensions": [
         "ms-python.python",

.devcontainer/setup_devcontainer.sh

@@ -2,4 +2,4 @@
 set -e
 
 pip install uv
-"$HOME/.local/bin/uv" sync --frozen
+"$HOME/.local/bin/uv" sync --frozen --dev

.github/workflows/docker-build-dockerhub.yml

@@ -13,6 +13,10 @@ on:
         required: true
         default: ""
 
+permissions:
+  contents: write
+  packages: write
+
 jobs:
   prepare:
     runs-on: ubuntu-latest
@@ -41,7 +45,6 @@ jobs:
         id: buildx
         uses: docker/setup-buildx-action@v3
         with:
-          install: true
           version: latest
           driver-opts: image=moby/buildkit:latest
 
@@ -60,7 +63,7 @@ jobs:
         id: docker_meta
         uses: docker/metadata-action@v5
         with:
-          images: crystaldba/postgres-mcp
+          images: ghcr.io/${{ github.repository_owner }}/mcp/postgres
           tags: |
             type=raw,value=${{ needs.prepare.outputs.version }}
             type=raw,value=latest
@@ -70,11 +73,12 @@ jobs:
           echo "check pwd: $(pwd)"
           echo "check ls: $(ls -lta)"
 
-      - name: Login to DockerHub
+      - name: Login to GitHub Container Registry
         uses: docker/login-action@v3
         with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and push
         uses: docker/build-push-action@v5
@@ -84,5 +88,5 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.docker_meta.outputs.tags }}
-          cache-from: type=registry,ref=crystaldba/postgres-mcp:buildcache
-          cache-to: type=registry,ref=crystaldba/postgres-mcp:buildcache,mode=max
+          cache-from: type=registry,ref=ghcr.io/${{ github.repository_owner }}/postgres-mcp:buildcache
+          cache-to: type=registry,ref=ghcr.io/${{ github.repository_owner }}/postgres-mcp:buildcache,mode=max

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "postgres-mcp"
-version = "0.3.0"
+version = "0.4.0"
 description = "PostgreSQL Tuning and Analysis Tool"
 readme = "README.md"
 requires-python = ">=3.12"