[feature] Allow users to set custom css for their profiles + threads (#808)

* add custom css account property + db func to fetch

* allow account to get/set custom css

* serve custom css for an account

* go fmt

* use monospace for customcss, add link

* add custom css to account cache

* fix broken field

* add custom css docs to user guide

* add `accounts-allow-custom-css` config flag

* add allow custom css to /api/v1/instance response

* only show/set custom css if allowed to do so

* only set/serve custom account css if enabled

* update swagger docs

* chain promise

* make bool a bit clearer

* use cache for GetAccountCustomCSSByUsername

1 files changed, 25 insertions, 0 deletions

diff --git a/internal/config/helpers.gen.go b/internal/config/helpers.gen.go
index 51891a537..c8fd4f621 100644
--- a/internal/config/helpers.gen.go
+++ b/internal/config/helpers.gen.go
@@ -668,6 +668,31 @@ func GetAccountsReasonRequired() bool { return global.GetAccountsReasonRequired(
 // SetAccountsReasonRequired safely sets the value for global configuration 'AccountsReasonRequired' field
 func SetAccountsReasonRequired(v bool) { global.SetAccountsReasonRequired(v) }
 
+// GetAccountsAllowCustomCSS safely fetches the Configuration value for state's 'AccountsAllowCustomCSS' field
+func (st *ConfigState) GetAccountsAllowCustomCSS() (v bool) {
+	st.mutex.Lock()
+	v = st.config.AccountsAllowCustomCSS
+	st.mutex.Unlock()
+	return
+}
+
+// SetAccountsAllowCustomCSS safely sets the Configuration value for state's 'AccountsAllowCustomCSS' field
+func (st *ConfigState) SetAccountsAllowCustomCSS(v bool) {
+	st.mutex.Lock()
+	defer st.mutex.Unlock()
+	st.config.AccountsAllowCustomCSS = v
+	st.reloadToViper()
+}
+
+// AccountsAllowCustomCSSFlag returns the flag name for the 'AccountsAllowCustomCSS' field
+func AccountsAllowCustomCSSFlag() string { return "accounts-allow-custom-css" }
+
+// GetAccountsAllowCustomCSS safely fetches the value for global configuration 'AccountsAllowCustomCSS' field
+func GetAccountsAllowCustomCSS() bool { return global.GetAccountsAllowCustomCSS() }
+
+// SetAccountsAllowCustomCSS safely sets the value for global configuration 'AccountsAllowCustomCSS' field
+func SetAccountsAllowCustomCSS(v bool) { global.SetAccountsAllowCustomCSS(v) }
+
 // GetMediaImageMaxSize safely fetches the Configuration value for state's 'MediaImageMaxSize' field
 func (st *ConfigState) GetMediaImageMaxSize() (v int) {
 	st.mutex.Lock()