fix logging (#1455)

- **del timestamp field in mongo logs**
- **add docker to vector img**

docker/images/vector/Dockerfile

@@ -4,8 +4,23 @@
 
 FROM timberio/vector:latest-debian
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
+# Add Docker's official GPG key:
+RUN apt-get update \
+    && apt-get install -y ca-certificates curl \
+    && install -m 0755 -d /etc/apt/keyrings \
+    && curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc \
+    && chmod a+r /etc/apt/keyrings/docker.asc \
+    && echo \
+"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian \
+$(. /etc/os-release && echo "$VERSION_CODENAME") stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null \
+    && apt-get update \
+    && apt-get install -y --no-install-recommends \
     gettext \
+    docker-ce \
+    docker-ce-cli \
+    containerd.io \
+    docker-buildx-plugin \
+    docker-compose-plugin \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 

docker/images/vector/vector.toml

@@ -144,6 +144,7 @@ source = '''
 .host="$OO_HOST"
 del(.t)
 del(.id)
+del(._timestamp)
 '''
 
 # send to openobserve