upd docs

v1/content/getting-started/build-from-source.md

@@ -11,16 +11,18 @@ First, install the following required dependencies:
 - libyajl
 - libcurl
 - libssl
+- libcap
 
-When using Debian/Ubuntu; _libuv1_, _libpcre2_, _libyajl_, _libcurl_ and _libssl_ can be installed using apt:
+When using Debian/Ubuntu; _libuv1_, _libpcre2_, _libyajl_, _libcurl_, _libssl_ and _libcap_ can be installed using apt:
 
 ```bash
 sudo apt-get install -y \
     libuv1-dev \
     libpcre2-dev \
     libyajl-dev \
     libcurl4-nss-dev \
-    libssl-dev
+    libssl-dev \
+    libcap-dev
 ```
 
 Next, clone the ThingsDB project.

v1/content/getting-started/docker.md

@@ -11,9 +11,11 @@ Docker images of ThingsDB are available at [GitHub](https://github.com/thingsdb/
 
 `ghcr.io/thingsdb/node:VERSION` _(Minimal ThingsDB image based on Alpine Linux.)_
 
-`ghcr.io/thingsdb/node:gcloud-VERSION` _(Includes Google Cloud Utilities so ThingsDB can created backups in the Google Cloud.)_
+`ghcr.io/thingsdb/node:gcloud-VERSION` _(Includes Google Cloud Utilities so ThingsDB can created backups in the Google Cloud. `-VERSION` is optional, otherwise the latest GCloud image will be used.)_
 
-`ghcr.io/thingsdb/node:full-VERSION` _(Based on a Debian image with Google Cloud Utilities, Python3 and [py-timod](https://pypi.org/project/py-timod/) installed.)_
+`ghcr.io/thingsdb/node:full-VERSION` _(Based on a Debian image with Google Cloud Utilities, Python3 and [py-timod](https://pypi.org/project/py-timod/) installed. `-VERSION` is optional, otherwise the latest Full image will be used.)_
+
+`ghcr.io/thingsdb/node:arm64-VERSION` _(Minimal ThingsDB image based on Alpine Linux build for ARM hardware. `-VERSION` is optional, otherwise the latest ARM64 image will be used.)_
 
 `ghcr.io/thingsdb/node:latest` _(Latest ThingsDB build from the `master` branch using a minimal Alpine Linux base image)_