Some cleanup, fixes typos and grammar errors

CONTRIBUTING.md

@@ -14,7 +14,7 @@ Please read the following [Code of Conduct](https://github.com/navidrome/navidro
 ## Issues
 Found any issue or bug in our codebase? Have a great idea you want to propose or discuss with 
 the developers? You can help by submitting an [issue](https://github.com/navidrome/navidrome/issues/new/choose)
-to the Github repository. 
+to the GitHub repository. 
 
 **Before opening a new issue, please check if the issue has not been already made by searching 
 the [issues](https://github.com/navidrome/navidrome/issues)**

core/agents/README.md

@@ -1,6 +1,6 @@
 This folder abstracts metadata lookup into "agents". Each agent can be implemented to get as
 much info as the external source provides, by using a granular set of interfaces 
-(see [interfaces](interfaces.go)].
+(see [interfaces](interfaces.go)).
 
 A new agent must comply with these simple implementation rules:
 1) Implement the `AgentName()` method. It just returns the name of the agent for logging purposes.
@@ -9,4 +9,4 @@ A new agent must comply with these simple implementation rules:
 
 For an agent to be used it needs to be listed in the `Agents` config option (default is `"lastfm,spotify"`). The order dictates the priority of the agents
 
-For a simple Agent example, look at the [placeholders.go](placeholders.go) agent source code.
+For a simple Agent example, look at the [placeholders](placeholders.go) agent source code.

core/artwork.go

@@ -113,7 +113,7 @@ func (a *artwork) getImagePath(ctx context.Context, id string) (path string, las
 		return
 	}
 
-	// If it is a mediaFile and it has cover art, return it (if feature is disabled, skip)
+	// If it is a mediaFile, and it has cover art, return it (if feature is disabled, skip)
 	if !conf.Server.DevFastAccessCoverArt && mf.HasCoverArt {
 		return mf.Path, mf.UpdatedAt, nil
 	}

log/redactrus.go

@@ -29,7 +29,7 @@ func (h *Hook) Levels() []logrus.Level {
 	return h.AcceptedLevels
 }
 
-// Fire redacts values in an log Entry that match
+// Fire redacts values in a log Entry that match
 // with keys defined in the RedactionList
 func (h *Hook) Fire(e *logrus.Entry) error {
 	if err := h.initRedaction(); err != nil {

scanner/walk_dir_tree.go

@@ -152,7 +152,7 @@ func isDirOrSymlinkToDir(baseDir string, dirEnt fs.DirEntry) (bool, error) {
 // isDirIgnored returns true if the directory represented by dirEnt contains an
 // `ignore` file (named after consts.SkipScanFile)
 func isDirIgnored(baseDir string, dirEnt fs.DirEntry) bool {
-	// allows Album folders for albums which eg start with ellipses
+	// allows Album folders for albums which e.g. start with ellipses
 	if strings.HasPrefix(dirEnt.Name(), ".") && !strings.HasPrefix(dirEnt.Name(), "..") {
 		return true
 	}

server/auth.go

@@ -253,7 +253,7 @@ func Authenticator(ds model.DataStore) func(next http.Handler) http.Handler {
 	}
 }
 
-// JWTRefresher updates the expire date of the received JWT token, and add the new one to the Authorization Header
+// JWTRefresher updates the expiry date of the received JWT token, and add the new one to the Authorization Header
 func JWTRefresher(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		ctx := r.Context()

server/events/sse.go

@@ -222,7 +222,7 @@ func (b *broker) listen() {
 			c.diode.put(msg)
 
 		case c := <-b.unsubscribing:
-			// A client has detached and we want to
+			// A client has detached, and we want to
 			// stop sending them messages.
 			delete(clients, c)
 			log.Debug("Removed client from event broker", "numClients", len(clients), "client", c.String())

utils/index_group_parser.go

@@ -7,11 +7,12 @@ import (
 
 type IndexGroups map[string]string
 
+// ParseIndexGroups
 // The specification is a space-separated list of index entries. Normally, each entry is just a single character,
 // but you may also specify multiple characters.  For instance, the entry "The" will link to all files and
 // folders starting with "The".
 //
-// You may also create an entry using a group of index characters in parenthesis. For instance, the entry
+// You may also create an entry using a group of index characters in parentheses. For instance, the entry
 // "A-E(ABCDE)" will display as "A-E" and link to all files and folders starting with either
 // A, B, C, D or E.  This may be useful for grouping less-frequently used characters (such and X, Y and Z), or
 // for grouping accented characters (such as A, \u00C0 and \u00C1)