4 files changed, 131 insertions, 9 deletions
diff --git a/docs/administration/CLI_tasks/instance.md b/docs/administration/CLI_tasks/instance.md
index 982b22bf3..88509cf5b 100644
--- a/docs/administration/CLI_tasks/instance.md
+++ b/docs/administration/CLI_tasks/instance.md
@@ -37,7 +37,8 @@ If any of the options are left unspecified, you will be prompted interactively.
 - `--static-dir <path>` - the directory custom public files should be read from (custom emojis, frontend bundle overrides, robots.txt, etc.)
 - `--listen-ip <ip>` - the ip the app should listen to, defaults to 127.0.0.1
 - `--listen-port <port>` - the port the app should listen to, defaults to 4000
-- `--strip-uploads <Y|N>` - use ExifTool to strip uploads of sensitive location data
+- `--strip-uploads-location <Y|N>` - use ExifTool to strip uploads of sensitive location data
+- `--read-uploads-description <Y|N>` - use ExifTool to read image descriptions from uploads
 - `--anonymize-uploads <Y|N>` - randomize uploaded filenames
 - `--dedupe-uploads <Y|N>` - store files based on their hash to reduce data storage requirements if duplicates are uploaded with different filenames
 - `--skip-release-env` - skip generation the release environment file
diff --git a/docs/configuration/cheatsheet.md b/docs/configuration/cheatsheet.md
index 1e74d40e6..74642397b 100644
--- a/docs/configuration/cheatsheet.md
+++ b/docs/configuration/cheatsheet.md
@@ -627,12 +627,18 @@ This filter replaces the filename (not the path) of an upload. For complete obfu
 
 No specific configuration.
 
-#### Pleroma.Upload.Filter.Exiftool
+#### Pleroma.Upload.Filter.Exiftool.StripLocation
 
 This filter only strips the GPS and location metadata with Exiftool leaving color profiles and attributes intact.
 
 No specific configuration.
 
+#### Pleroma.Upload.Filter.Exiftool.ReadDescription
+
+This filter reads the ImageDescription and iptc:Caption-Abstract fields with Exiftool so clients can prefill the media description field.
+
+No specific configuration.
+
 #### Pleroma.Upload.Filter.Mogrify
 
 * `args`: List of actions for the `mogrify` command like `"strip"` or `["strip", "auto-orient", {"implode", "1"}]`.
diff --git a/docs/development/API/admin_api.md b/docs/development/API/admin_api.md
index f14081893..c46f83839 100644
--- a/docs/development/API/admin_api.md
+++ b/docs/development/API/admin_api.md
@@ -1636,3 +1636,117 @@ Returns the content of the document
   "error": "Could not install frontend"
 }
 ```
+
+## `GET /api/v1/pleroma/admin/announcements`
+
+### List announcements
+
+- Params: `offset`, `limit`
+
+- Response: JSON, list of announcements
+
+```json
+[
+  {
+    "id": "AHDp0GBdRn1EPN5HN2",
+    "content": "some content",
+    "starts_at": null,
+    "ends_at": null,
+    "all_day": false,
+    "published_at": "2022-03-09T02:13:05",
+    "reactions": [],
+    "statuses": [],
+    "tags": [],
+    "emojis": [],
+    "updated_at": "2022-03-09T02:13:05"
+  }
+]
+```
+
+Note that this differs from the Mastodon API variant: Mastodon API only returns *active* announcements, while this returns all.
+
+## `GET /api/v1/pleroma/admin/announcements/:id`
+
+### Display one announcement
+
+- Response: JSON, one announcement
+
+```json
+{
+  "id": "AHDp0GBdRn1EPN5HN2",
+  "content": "some content",
+  "starts_at": null,
+  "ends_at": null,
+  "all_day": false,
+  "published_at": "2022-03-09T02:13:05",
+  "reactions": [],
+  "statuses": [],
+  "tags": [],
+  "emojis": [],
+  "updated_at": "2022-03-09T02:13:05"
+}
+```
+
+## `POST /api/v1/pleroma/admin/announcements`
+
+### Create an announcement
+
+- Params:
+  - `content`: string, required, announcement content
+  - `starts_at`: datetime, optional, default to null, the time when the announcement will become active (displayed to users); if it is null, the announcement will be active immediately
+  - `ends_at`: datetime, optional, default to null, the time when the announcement will become inactive (no longer displayed to users); if it is null, the announcement will be active until an admin deletes it
+  - `all_day`: boolean, optional, default to false, tells the client whether to only display dates for `starts_at` and `ends_at`
+
+- Response: JSON, created announcement
+
+```json
+{
+  "id": "AHDp0GBdRn1EPN5HN2",
+  "content": "some content",
+  "starts_at": null,
+  "ends_at": null,
+  "all_day": false,
+  "published_at": "2022-03-09T02:13:05",
+  "reactions": [],
+  "statuses": [],
+  "tags": [],
+  "emojis": [],
+  "updated_at": "2022-03-09T02:13:05"
+}
+```
+
+## `PATCH /api/v1/pleroma/admin/announcements/:id`
+
+### Change an announcement
+
+- Params: same as `POST /api/v1/pleroma/admin/announcements`, except no param is required.
+
+- Updates the announcement according to params. Missing params are kept as-is.
+
+- Response: JSON, updated announcement
+
+```json
+{
+  "id": "AHDp0GBdRn1EPN5HN2",
+  "content": "some content",
+  "starts_at": null,
+  "ends_at": null,
+  "all_day": false,
+  "published_at": "2022-03-09T02:13:05",
+  "reactions": [],
+  "statuses": [],
+  "tags": [],
+  "emojis": [],
+  "updated_at": "2022-03-09T02:13:05"
+}
+```
+
+## `DELETE /api/v1/pleroma/admin/announcements/:id`
+
+### Delete an announcement
+
+- Response: JSON, empty object
+
+```json
+{}
+```
diff --git a/docs/installation/optional/media_graphics_packages.md b/docs/installation/optional/media_graphics_packages.md
index cb3d71188..de402d1c4 100644
--- a/docs/installation/optional/media_graphics_packages.md
+++ b/docs/installation/optional/media_graphics_packages.md
@@ -1,9 +1,9 @@
 # Optional software packages needed for specific functionality
 
 For specific Pleroma functionality (which is disabled by default) some or all of the below packages are required:
-  * `ImageMagic`
-  * `ffmpeg`
-  * `exiftool`
+    * `ImageMagic`
+    * `ffmpeg`
+    * `exiftool`
   
 Please refer to documentation in `docs/installation` on how to install them on specific OS.
   
@@ -14,19 +14,20 @@ Note: the packages are not required with the current default settings of Pleroma
 `ImageMagick` is a set of tools to create, edit, compose, or convert bitmap images.
 
 It is required for the following Pleroma features:
-  * `Pleroma.Upload.Filters.Mogrify`, `Pleroma.Upload.Filters.Mogrifun` upload filters (related config: `Plaroma.Upload/filters` in `config/config.exs`)
-  * Media preview proxy for still images (related config: `media_preview_proxy/enabled` in `config/config.exs`)
+    * `Pleroma.Upload.Filters.Mogrify`, `Pleroma.Upload.Filters.Mogrifun` upload filters (related config: `Plaroma.Upload/filters` in `config/config.exs`)
+    * Media preview proxy for still images (related config: `media_preview_proxy/enabled` in `config/config.exs`)
   
 ## `ffmpeg`
 
 `ffmpeg` is software to record, convert and stream audio and video.
 
 It is required for the following Pleroma features:
-  * Media preview proxy for videos (related config: `media_preview_proxy/enabled` in `config/config.exs`)
+    * Media preview proxy for videos (related config: `media_preview_proxy/enabled` in `config/config.exs`)
 
 ## `exiftool`
 
 `exiftool` is media files metadata reader/writer.
 
 It is required for the following Pleroma features:
-  * `Pleroma.Upload.Filters.Exiftool` upload filter (related config: `Plaroma.Upload/filters` in `config/config.exs`)
+    * `Pleroma.Upload.Filters.Exiftool.StripLocation` upload filter (related config: `Plaroma.Upload/filters` in `config/config.exs`)
+    * `Pleroma.Upload.Filters.Exiftool.ReadDescription` upload filter (related config: `Plaroma.Upload/filters` in `config/config.exs`)